diff --git a/CMakeLists.txt b/CMakeLists.txt
index 20b231e..aba26ee 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -64,26 +64,34 @@ set(Boost_USE_MULTITHREADED ON) # Enable multithreading support
 set(Boost_USE_STATIC_RUNTIME ON) # Use static C++ runtime
 find_package(Boost 1.54 REQUIRED COMPONENTS filesystem locale system)
 include_directories(SYSTEM ${Boost_INCLUDE_DIRS})
+link_libraries(${Boost_LIBRARIES}) # Just about every project needs Boost
 
 # ... C++ Format
-include_directories(SYSTEM "lib/cppformat")
 FILE(GLOB cppFormatFiles "lib/cppformat/*.cc")
 add_library(cppFormat ${cppFormatFiles})
+target_include_directories(cppFormat SYSTEM PUBLIC "lib/cppformat")
 target_compile_options(cppFormat PRIVATE ${disableWarningsFlags})
 set_target_properties(cppFormat PROPERTIES FOLDER lib)
 
 # ... sphinxbase
-include_directories(SYSTEM "lib/sphinxbase-rev13216/include" "lib/sphinxbase-rev13216/src" "lib/sphinx_config")
 FILE(GLOB_RECURSE sphinxbaseFiles "lib/sphinxbase-rev13216/src/libsphinxbase/*.c")
 add_library(sphinxbase ${sphinxbaseFiles})
+target_include_directories(sphinxbase SYSTEM PUBLIC
+	"lib/sphinxbase-rev13216/include"
+	"lib/sphinxbase-rev13216/src"
+	"lib/sphinx_config"
+)
 target_compile_options(sphinxbase PRIVATE ${disableWarningsFlags})
 target_compile_definitions(sphinxbase PUBLIC __SPHINXBASE_EXPORT_H__=1 SPHINXBASE_EXPORT=) # Compile as static lib
 set_target_properties(sphinxbase PROPERTIES FOLDER lib)
 
 # ... PocketSphinx
-include_directories(SYSTEM "lib/pocketsphinx-rev13216/include" "lib/pocketsphinx-rev13216/src/libpocketsphinx")
 FILE(GLOB pocketSphinxFiles "lib/pocketsphinx-rev13216/src/libpocketsphinx/*.c")
 add_library(pocketSphinx ${pocketSphinxFiles})
+target_include_directories(pocketSphinx SYSTEM PUBLIC
+	"lib/pocketsphinx-rev13216/include"
+	"lib/pocketsphinx-rev13216/src/libpocketsphinx"
+)
 target_link_libraries(pocketSphinx sphinxbase)
 target_compile_options(pocketSphinx PRIVATE ${disableWarningsFlags})
 target_compile_definitions(pocketSphinx PUBLIC __POCKETSPHINX_EXPORT_H__=1 POCKETSPHINX_EXPORT=) # Compile as static lib
@@ -103,7 +111,6 @@ set_target_properties(gtest_main PROPERTIES FOLDER lib)
 include_directories(SYSTEM "lib/gsl/include")
 
 # ... WebRTC
-include_directories(SYSTEM "lib/webrtc-8d2248ff")
 set(webRTCFiles
 	lib/webrtc-8d2248ff/webrtc/common_audio/signal_processing/cross_correlation.c
 	lib/webrtc-8d2248ff/webrtc/common_audio/signal_processing/division_operations.c
@@ -124,6 +131,7 @@ set(webRTCFiles
 	lib/webrtc-8d2248ff/webrtc/common_audio/vad/webrtc_vad.c
 )
 add_library(webRTC ${webRTCFiles})
+target_include_directories(webRTC SYSTEM PUBLIC "lib/webrtc-8d2248ff")
 target_compile_options(webRTC PRIVATE ${disableWarningsFlags})
 if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
   target_compile_options(webRTC PRIVATE -pthread -lpthread)
@@ -134,12 +142,11 @@ endif()
 set_target_properties(webRTC PROPERTIES FOLDER lib)
 
 # ... whereami
-include_directories(SYSTEM "lib/whereami/src")
 add_library(whereami lib/whereami/src/whereami.c)
+target_include_directories(whereami SYSTEM PUBLIC "lib/whereami/src")
 set_target_properties(whereami PROPERTIES FOLDER lib)
 
 # ... Flite
-include_directories("lib/flite-1.4/include" "lib/flite-1.4")
 set(fliteFiles
 	lib/flite-1.4/lang/cmulex/cmu_lex.c
 	lib/flite-1.4/lang/cmulex/cmu_lex_data.c
@@ -200,54 +207,184 @@ set(fliteFiles
 	lib/flite-1.4/src/utils/cst_val_user.c
 )
 add_library(flite ${fliteFiles})
+target_include_directories(flite SYSTEM PUBLIC
+	"lib/flite-1.4/include"
+	"lib/flite-1.4"
+)
 target_compile_options(flite PRIVATE ${disableWarningsFlags})
 set_target_properties(flite PROPERTIES FOLDER lib)
 
-# Define executable
-include_directories("src" "src/audio_input")
-configure_file(src/appInfo.cpp.in src/appInfo.cpp ESCAPE_QUOTES)
-set(SOURCE_FILES
-	${CMAKE_CURRENT_BINARY_DIR}/src/appInfo.cpp
-	src/main.cpp
-	src/Phone.cpp src/Phone.h
-	src/Shape.cpp src/Shape.h
-	src/centiseconds.cpp src/centiseconds.h
-	src/EnumConverter.h
-	src/Viseme.cpp src/Viseme.h
-	src/mouthAnimation.cpp src/mouthAnimation.h
-	src/phoneRecognition.cpp src/phoneRecognition.h
-	src/platformTools.cpp src/platformTools.h
-	src/tools.cpp src/tools.h
-	src/audio/AudioClip.cpp src/audio/AudioClip.h
-	src/audio/AudioSegment.cpp src/audio/AudioSegment.h
-	src/audio/DCOffset.cpp src/audio/DCOffset.h
-	src/audio/SampleRateConverter.cpp src/audio/SampleRateConverter.h
-	src/audio/voiceActivityDetection.cpp src/audio/voiceActivityDetection.h
-	src/audio/WaveFileReader.cpp src/audio/WaveFileReader.h
-	src/audio/waveFileWriting.cpp src/audio/waveFileWriting.h
-	src/audio/processing.cpp src/audio/processing.h
-	src/stringTools.cpp src/stringTools.h
-	src/NiceCmdLineOutput.cpp src/NiceCmdLineOutput.h
-	src/TablePrinter.cpp src/TablePrinter.h
-	src/ProgressBar.cpp src/ProgressBar.h
-	src/logging.cpp src/logging.h
-	src/Timed.h
-	src/TimeRange.cpp src/TimeRange.h
-	src/Timeline.h
-	src/BoundedTimeline.h
-	src/ContinuousTimeline.h
-	src/pairs.h
-	src/Exporter.cpp src/Exporter.h
-	src/tokenization.cpp src/tokenization.h
-	src/g2p.cpp src/g2p.h
-	src/languageModels.cpp src/languageModels.h
-	src/tupleHash.h
-	src/parallel.h
-	src/ObjectPool.h
-	src/Lazy.h
+# Define Rhubarb libraries
+
+# ... rhubarb-animation
+add_library(rhubarb-animation
+	src/animation/mouthAnimation.cpp
+	src/animation/mouthAnimation.h
+	src/animation/Viseme.cpp
+	src/animation/Viseme.h
+)
+target_include_directories(rhubarb-animation PUBLIC "src/animation")
+target_link_libraries(rhubarb-animation
+	rhubarb-core
+	rhubarb-logging
+	rhubarb-time
+)
+
+# ... rhubarb-audio
+add_library(rhubarb-audio
+	src/audio/AudioClip.cpp
+	src/audio/AudioClip.h
+	src/audio/AudioSegment.cpp
+	src/audio/AudioSegment.h
+	src/audio/DCOffset.cpp
+	src/audio/DCOffset.h
+	src/audio/ioTools.h
+	src/audio/processing.cpp
+	src/audio/processing.h
+	src/audio/SampleRateConverter.cpp
+	src/audio/SampleRateConverter.h
+	src/audio/voiceActivityDetection.cpp
+	src/audio/voiceActivityDetection.h
+	src/audio/WaveFileReader.cpp
+	src/audio/WaveFileReader.h
+	src/audio/waveFileWriting.cpp
+	src/audio/waveFileWriting.h
+)
+target_include_directories(rhubarb-audio PUBLIC "src/audio")
+target_link_libraries(rhubarb-audio
+	webRTC
+	rhubarb-logging
+	rhubarb-time
+	rhubarb-tools
+)
+
+# ... rhubarb-core
+configure_file(src/core/appInfo.cpp.in appInfo.cpp ESCAPE_QUOTES)
+add_library(rhubarb-core
+	${CMAKE_CURRENT_BINARY_DIR}/appInfo.cpp
+	src/core/appInfo.h
+	src/core/Phone.cpp
+	src/core/Phone.h
+	src/core/Shape.cpp
+	src/core/Shape.h
+)
+target_include_directories(rhubarb-core PUBLIC "src/core")
+target_link_libraries(rhubarb-core
+	rhubarb-tools
+)
+
+# ... rhubarb-exporters
+add_library(rhubarb-exporters
+	src/exporters/Exporter.cpp
+	src/exporters/Exporter.h
+)
+target_include_directories(rhubarb-exporters PUBLIC "src/exporters")
+target_link_libraries(rhubarb-exporters
+	rhubarb-core
+	rhubarb-time
+)
+
+# ... rhubarb-lib
+add_library(rhubarb-lib
+	src/lib/rhubarbLib.cpp
+	src/lib/rhubarbLib.h
+)
+target_include_directories(rhubarb-lib PUBLIC "src/lib")
+target_link_libraries(rhubarb-lib
+	rhubarb-animation
+	rhubarb-audio
+	rhubarb-core
+	rhubarb-recognition
+	rhubarb-time
+	rhubarb-tools
+)
+
+# ... rhubarb-logging
+add_library(rhubarb-logging
+	src/logging/logging.cpp
+	src/logging/logging.h
+)
+target_include_directories(rhubarb-logging PUBLIC "src/logging")
+target_link_libraries(rhubarb-logging
+	rhubarb-tools
+)
+
+# ... rhubarb-recognition
+add_library(rhubarb-recognition
+	src/recognition/g2p.cpp
+	src/recognition/g2p.h
+	src/recognition/languageModels.cpp
+	src/recognition/languageModels.h
+	src/recognition/phoneRecognition.cpp
+	src/recognition/phoneRecognition.h
+	src/recognition/tokenization.cpp
+	src/recognition/tokenization.h
+)
+target_include_directories(rhubarb-recognition PUBLIC "src/recognition")
+target_link_libraries(rhubarb-recognition
+	flite
+	pocketSphinx
+	rhubarb-audio
+	rhubarb-core
+	rhubarb-logging
+)
+
+# ... rhubarb-time
+add_library(rhubarb-time
+	src/time/BoundedTimeline.h
+	src/time/centiseconds.cpp
+	src/time/centiseconds.h
+	src/time/ContinuousTimeline.h
+	src/time/Timed.h
+	src/time/timedLogging.h
+	src/time/Timeline.h
+	src/time/TimeRange.cpp
+	src/time/TimeRange.h
+)
+target_include_directories(rhubarb-time PUBLIC "src/time")
+target_link_libraries(rhubarb-time
+	cppFormat
+	rhubarb-logging
+)
+
+# ... rhubarb-tools
+add_library(rhubarb-tools
+	src/tools/EnumConverter.h
+	src/tools/exceptions.cpp
+	src/tools/exceptions.h
+	src/tools/Lazy.h
+	src/tools/NiceCmdLineOutput.cpp
+	src/tools/NiceCmdLineOutput.h
+	src/tools/ObjectPool.h
+	src/tools/pairs.h
+	src/tools/parallel.h
+	src/tools/platformTools.cpp
+	src/tools/platformTools.h
+	src/tools/ProgressBar.cpp
+	src/tools/ProgressBar.h
+	src/tools/stringTools.cpp
+	src/tools/stringTools.h
+	src/tools/TablePrinter.cpp
+	src/tools/TablePrinter.h
+	src/tools/textFiles.cpp
+	src/tools/textFiles.h
+	src/tools/tools.cpp
+	src/tools/tools.h
+	src/tools/tupleHash.h
+)
+target_include_directories(rhubarb-tools PUBLIC "src/tools")
+target_link_libraries(rhubarb-tools
+	cppFormat
+	whereami
+)
+
+# Define Rhubarb executable
+add_executable(rhubarb src/main.cpp)
+target_include_directories(rhubarb PUBLIC "src")
+target_link_libraries(rhubarb
+	rhubarb-exporters
+	rhubarb-lib
 )
-add_executable(rhubarb ${SOURCE_FILES})
-target_link_libraries(rhubarb ${Boost_LIBRARIES} cppFormat sphinxbase pocketSphinx flite webRTC whereami)
 target_compile_options(rhubarb PUBLIC ${enableWarningsFlags})
 
 # Define test project
@@ -261,21 +398,15 @@ set(TEST_FILES
 	tests/tokenizationTests.cpp
 	tests/g2pTests.cpp
 	tests/LazyTests.cpp
-	src/stringTools.cpp src/stringTools.h
-	src/platformTools.cpp src/platformTools.h
-	src/Timeline.h
-	src/TimeRange.cpp src/TimeRange.h
-	src/centiseconds.cpp src/centiseconds.h
-	src/pairs.h
-	src/Phone.cpp src/Phone.h
-	src/tokenization.cpp src/tokenization.h
-	src/g2p.cpp src/g2p.h
-	src/logging.cpp src/logging.h
-	src/tools.cpp src/tools.h
-	src/Lazy.h
 )
 add_executable(runTests ${TEST_FILES})
-target_link_libraries(runTests ${Boost_LIBRARIES} gtest gmock gmock_main flite cppFormat whereami)
+target_link_libraries(runTests
+	gtest
+	gmock
+	gmock_main
+	rhubarb-recognition
+	rhubarb-time
+)
 
 set(CPACK_PACKAGE_NAME ${appName})
 string(REPLACE " " "-" CPACK_PACKAGE_NAME "${CPACK_PACKAGE_NAME}")
diff --git a/src/Viseme.cpp b/src/animation/Viseme.cpp
similarity index 100%
rename from src/Viseme.cpp
rename to src/animation/Viseme.cpp
diff --git a/src/Viseme.h b/src/animation/Viseme.h
similarity index 100%
rename from src/Viseme.h
rename to src/animation/Viseme.h
diff --git a/src/mouthAnimation.cpp b/src/animation/mouthAnimation.cpp
similarity index 99%
rename from src/mouthAnimation.cpp
rename to src/animation/mouthAnimation.cpp
index 205693d..e749191 100644
--- a/src/mouthAnimation.cpp
+++ b/src/animation/mouthAnimation.cpp
@@ -4,6 +4,7 @@
 #include <unordered_map>
 #include <boost/algorithm/clamp.hpp>
 #include "Viseme.h"
+#include "timedLogging.h"
 
 using std::map;
 using std::unordered_set;
@@ -278,7 +279,7 @@ ContinuousTimeline<Shape> animate(const BoundedTimeline<Phone> &phones) {
 	}
 
 	for (const auto& timedShape : shapes) {
-		logging::logTimedEvent("shape", timedShape);
+		logTimedEvent("shape", timedShape);
 	}
 
 	return shapes;
diff --git a/src/mouthAnimation.h b/src/animation/mouthAnimation.h
similarity index 100%
rename from src/mouthAnimation.h
rename to src/animation/mouthAnimation.h
diff --git a/src/audio/AudioClip.h b/src/audio/AudioClip.h
index b707d19..c242215 100644
--- a/src/audio/AudioClip.h
+++ b/src/audio/AudioClip.h
@@ -1,4 +1,5 @@
 #pragma once
+
 #include <memory>
 #include "TimeRange.h"
 #include <functional>
diff --git a/src/audio/AudioSegment.h b/src/audio/AudioSegment.h
index 7faf435..3121d3d 100644
--- a/src/audio/AudioSegment.h
+++ b/src/audio/AudioSegment.h
@@ -1,4 +1,5 @@
 #pragma once
+
 #include "AudioClip.h"
 
 class AudioSegment : public AudioClip {
diff --git a/src/audio/processing.h b/src/audio/processing.h
index 6780ec3..cd303b9 100644
--- a/src/audio/processing.h
+++ b/src/audio/processing.h
@@ -2,7 +2,7 @@
 
 #include <vector>
 #include <functional>
-#include "audio/AudioClip.h"
+#include "AudioClip.h"
 #include "ProgressBar.h"
 
 void process16bitAudioClip(const AudioClip& audioClip, std::function<void(const std::vector<int16_t>&)> processBuffer, size_t bufferCapacity, ProgressSink& progressSink);
diff --git a/src/audio/voiceActivityDetection.cpp b/src/audio/voiceActivityDetection.cpp
index 3de1e4b..3d50b11 100644
--- a/src/audio/voiceActivityDetection.cpp
+++ b/src/audio/voiceActivityDetection.cpp
@@ -1,13 +1,13 @@
 #include "voiceActivityDetection.h"
-#include <audio/DCOffset.h>
-#include <audio/SampleRateConverter.h>
-#include <logging.h>
-#include <pairs.h>
+#include "DCOffset.h"
+#include "SampleRateConverter.h"
+#include "logging.h"
+#include "pairs.h"
 #include <boost/range/adaptor/transformed.hpp>
 #include <webrtc/common_audio/vad/include/webrtc_vad.h>
 #include "processing.h"
 #include <gsl_util.h>
-#include <parallel.h>
+#include "parallel.h"
 #include "AudioSegment.h"
 
 using std::vector;
diff --git a/src/Phone.cpp b/src/core/Phone.cpp
similarity index 100%
rename from src/Phone.cpp
rename to src/core/Phone.cpp
diff --git a/src/Phone.h b/src/core/Phone.h
similarity index 100%
rename from src/Phone.h
rename to src/core/Phone.h
diff --git a/src/Shape.cpp b/src/core/Shape.cpp
similarity index 100%
rename from src/Shape.cpp
rename to src/core/Shape.cpp
diff --git a/src/Shape.h b/src/core/Shape.h
similarity index 100%
rename from src/Shape.h
rename to src/core/Shape.h
diff --git a/src/appInfo.cpp.in b/src/core/appInfo.cpp.in
similarity index 100%
rename from src/appInfo.cpp.in
rename to src/core/appInfo.cpp.in
diff --git a/src/appInfo.h b/src/core/appInfo.h
similarity index 100%
rename from src/appInfo.h
rename to src/core/appInfo.h
diff --git a/src/Exporter.cpp b/src/exporters/Exporter.cpp
similarity index 100%
rename from src/Exporter.cpp
rename to src/exporters/Exporter.cpp
diff --git a/src/Exporter.h b/src/exporters/Exporter.h
similarity index 100%
rename from src/Exporter.h
rename to src/exporters/Exporter.h
diff --git a/src/lib/rhubarbLib.cpp b/src/lib/rhubarbLib.cpp
new file mode 100644
index 0000000..9cf743e
--- /dev/null
+++ b/src/lib/rhubarbLib.cpp
@@ -0,0 +1,39 @@
+#include "rhubarbLib.h"
+#include "Phone.h"
+#include "phoneRecognition.h"
+#include "textFiles.h"
+#include "mouthAnimation.h"
+#include "WaveFileReader.h"
+
+using boost::optional;
+using std::u32string;
+using boost::filesystem::path;
+using std::unique_ptr;
+
+ContinuousTimeline<Shape> animateAudioClip(
+	const AudioClip& audioClip,
+	optional<u32string> dialog,
+	int maxThreadCount,
+	ProgressSink& progressSink)
+{
+	BoundedTimeline<Phone> phones = recognizePhones(audioClip, dialog, maxThreadCount, progressSink);
+	ContinuousTimeline<Shape> result = animate(phones);
+	return result;
+}
+
+unique_ptr<AudioClip> createWaveAudioClip(path filePath) {
+	try {
+		return std::make_unique<WaveFileReader>(filePath);
+	} catch (...) {
+		std::throw_with_nested(std::runtime_error(fmt::format("Could not open sound file '{0}'.", filePath.string())));
+	}
+}
+
+ContinuousTimeline<Shape> animateWaveFile(
+	path filePath,
+	optional<u32string> dialog,
+	int maxThreadCount,
+	ProgressSink& progressSink)
+{
+	return animateAudioClip(*createWaveAudioClip(filePath), dialog, maxThreadCount, progressSink);
+}
diff --git a/src/lib/rhubarbLib.h b/src/lib/rhubarbLib.h
new file mode 100644
index 0000000..e3ecaab
--- /dev/null
+++ b/src/lib/rhubarbLib.h
@@ -0,0 +1,19 @@
+#pragma once
+
+#include "Shape.h"
+#include "ContinuousTimeline.h"
+#include "AudioClip.h"
+#include "ProgressBar.h"
+#include <boost/filesystem.hpp>
+
+ContinuousTimeline<Shape> animateAudioClip(
+	const AudioClip& audioClip,
+	boost::optional<std::u32string> dialog,
+	int maxThreadCount,
+	ProgressSink& progressSink);
+
+ContinuousTimeline<Shape> animateWaveFile(
+	boost::filesystem::path filePath,
+	boost::optional<std::u32string> dialog,
+	int maxThreadCount,
+	ProgressSink& progressSink);
diff --git a/src/logging.cpp b/src/logging/logging.cpp
similarity index 100%
rename from src/logging.cpp
rename to src/logging/logging.cpp
diff --git a/src/logging.h b/src/logging/logging.h
similarity index 80%
rename from src/logging.h
rename to src/logging/logging.h
index de5e103..44d6240 100644
--- a/src/logging.h
+++ b/src/logging/logging.h
@@ -1,10 +1,8 @@
 #pragma once
 
-#include <string>
 #include <vector>
 #include <mutex>
 #include "tools.h"
-#include "Timed.h"
 #include "EnumConverter.h"
 
 namespace logging {
@@ -124,20 +122,4 @@ namespace logging {
 	LOG_WITH_LEVEL(warn, Warn)
 	LOG_WITH_LEVEL(error, Error)
 	LOG_WITH_LEVEL(fatal, Fatal)
-
-	template<typename TValue>
-	void logTimedEvent(const std::string& eventName, const Timed<TValue> timedValue) {
-		debugFormat("##{0}[{1}-{2}]: {3}",
-			eventName, formatDuration(timedValue.getStart()), formatDuration(timedValue.getEnd()), timedValue.getValue());
-	}
-
-	template<typename TValue>
-	void logTimedEvent(const std::string& eventName, const TimeRange& timeRange, const TValue& value) {
-		logTimedEvent(eventName, Timed<TValue>(timeRange, value));
-	}
-
-	template<typename TValue>
-	void logTimedEvent(const std::string& eventName, centiseconds start, centiseconds end, const TValue& value) {
-		logTimedEvent(eventName, Timed<TValue>(start, end, value));
-	}
 }
diff --git a/src/main.cpp b/src/main.cpp
index c014f86..cc24d95 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,10 +1,6 @@
 #include <iostream>
-#include <boost/optional.hpp>
 #include <format.h>
 #include <tclap/CmdLine.h>
-#include "audio/WaveFileReader.h"
-#include "phoneRecognition.h"
-#include "mouthAnimation.h"
 #include "appInfo.h"
 #include "NiceCmdLineOutput.h"
 #include "ProgressBar.h"
@@ -17,6 +13,9 @@
 #include <boost/range/adaptor/transformed.hpp>
 #include <boost/filesystem/fstream.hpp>
 #include "parallel.h"
+#include "exceptions.h"
+#include "textFiles.h"
+#include "rhubarbLib.h"
 
 using std::exception;
 using std::string;
@@ -34,25 +33,6 @@ using boost::adaptors::transformed;
 
 namespace tclap = TCLAP;
 
-string getMessage(const exception& e) {
-	string result(e.what());
-	try {
-		std::rethrow_if_nested(e);
-	} catch(const exception& innerException) {
-		result += "\n" + getMessage(innerException);
-	} catch(...) {}
-
-	return result;
-}
-
-unique_ptr<AudioClip> createAudioClip(path filePath) {
-	try {
-		return std::make_unique<WaveFileReader>(filePath);
-	} catch (...) {
-		std::throw_with_nested(std::runtime_error(fmt::format("Could not open sound file '{0}'.", filePath.string())));
-	}
-}
-
 // Tell TCLAP how to handle our types
 namespace TCLAP {
 	template<>
@@ -82,22 +62,16 @@ void addFileSink(path path, logging::Level minLevel) {
 	logging::addSink(levelFilter);
 }
 
-u32string readTextFile(path filePath) {
-	if (!exists(filePath)) {
-		throw std::invalid_argument(fmt::format("File {} does not exist.", filePath));
-	}
-	try {
-		boost::filesystem::ifstream file;
-		file.exceptions(std::ifstream::failbit | std::ifstream::badbit);
-		file.open(filePath);
-		string utf8Text((std::istreambuf_iterator<char>(file)), std::istreambuf_iterator<char>());
-		try {
-			return utf8ToUtf32(utf8Text);
-		} catch (...) {
-			std::throw_with_nested(std::runtime_error(fmt::format("File encoding is not ASCII or UTF-8.", filePath)));
-		}
-	} catch (...) {
-		std::throw_with_nested(std::runtime_error(fmt::format("Error reading file {0}.", filePath)));
+unique_ptr<Exporter> createExporter(ExportFormat exportFormat) {
+	switch (exportFormat) {
+	case ExportFormat::TSV:
+		return make_unique<TSVExporter>();
+	case ExportFormat::XML:
+		return make_unique<XMLExporter>();
+	case ExportFormat::JSON:
+		return make_unique<JSONExporter>();
+	default:
+		throw std::runtime_error("Unknown export format.");
 	}
 }
 
@@ -146,44 +120,24 @@ int main(int argc, char *argv[]) {
 		logging::infoFormat("Application startup. Command line: {}", join(
 			vector<char*>(argv, argv + argc) | transformed([](char* arg) { return fmt::format("\"{}\"", arg); }), " "));
 
-		// Detect phones
-		const int columnWidth = 30;
-		std::cerr << std::left;
-		std::cerr << std::setw(columnWidth) << "Analyzing input file";
-		BoundedTimeline<Phone> phones(TimeRange::zero());
+		std::cerr << "Processing input file.  ";
+		ContinuousTimeline<Shape> animation(TimeRange::zero(), Shape::X);
 		{
 			ProgressBar progressBar;
-			phones = recognizePhones(
-				*createAudioClip(inputFileName.getValue()),
-				dialogFile.isSet() ? readTextFile(path(dialogFile.getValue())) : boost::optional<u32string>(),
+
+			// Animate the recording
+			animation = animateWaveFile(
+				inputFileName.getValue(),
+				dialogFile.isSet() ? readUTF8File(path(dialogFile.getValue())) : boost::optional<u32string>(),
 				maxThreadCount.getValue(),
 				progressBar);
 		}
-		std::cerr << "Done" << std::endl;
+		std::cerr << "Done." << std::endl << std::endl;
 
-		// Generate mouth shapes
-		std::cerr << std::setw(columnWidth) << "Generating mouth shapes";
-		ContinuousTimeline<Shape> shapes = animate(phones);
-		std::cerr << "Done" << std::endl;
+		// Export animation
+		unique_ptr<Exporter> exporter = createExporter(exportFormat.getValue());
+		exporter->exportShapes(path(inputFileName.getValue()), animation, std::cout);
 
-		std::cerr << std::endl;
-
-		// Export
-		unique_ptr<Exporter> exporter;
-		switch (exportFormat.getValue()) {
-		case ExportFormat::TSV:
-			exporter = make_unique<TSVExporter>();
-			break;
-		case ExportFormat::XML:
-			exporter = make_unique<XMLExporter>();
-			break;
-		case ExportFormat::JSON:
-			exporter = make_unique<JSONExporter>();
-			break;
-		default:
-			throw std::runtime_error("Unknown export format.");
-		}
-		exporter->exportShapes(path(inputFileName.getValue()), shapes, std::cout);
 		logging::info("Exiting application normally.");
 
 		return 0;
diff --git a/src/g2p.cpp b/src/recognition/g2p.cpp
similarity index 100%
rename from src/g2p.cpp
rename to src/recognition/g2p.cpp
diff --git a/src/g2p.h b/src/recognition/g2p.h
similarity index 100%
rename from src/g2p.h
rename to src/recognition/g2p.h
diff --git a/src/g2pRules.cpp b/src/recognition/g2pRules.cpp
similarity index 100%
rename from src/g2pRules.cpp
rename to src/recognition/g2pRules.cpp
diff --git a/src/g2pRules.rb b/src/recognition/g2pRules.rb
similarity index 100%
rename from src/g2pRules.rb
rename to src/recognition/g2pRules.rb
diff --git a/src/languageModels.cpp b/src/recognition/languageModels.cpp
similarity index 100%
rename from src/languageModels.cpp
rename to src/recognition/languageModels.cpp
diff --git a/src/languageModels.h b/src/recognition/languageModels.h
similarity index 99%
rename from src/languageModels.h
rename to src/recognition/languageModels.h
index 53ddfbf..a260c42 100644
--- a/src/languageModels.h
+++ b/src/recognition/languageModels.h
@@ -1,4 +1,5 @@
 #pragma once
+
 #include <vector>
 #include "tools.h"
 
diff --git a/src/phoneRecognition.cpp b/src/recognition/phoneRecognition.cpp
similarity index 97%
rename from src/phoneRecognition.cpp
rename to src/recognition/phoneRecognition.cpp
index 6931c76..50b62eb 100644
--- a/src/phoneRecognition.cpp
+++ b/src/recognition/phoneRecognition.cpp
@@ -1,6 +1,6 @@
 #include <boost/filesystem.hpp>
 #include "phoneRecognition.h"
-#include "audio/SampleRateConverter.h"
+#include "SampleRateConverter.h"
 #include "platformTools.h"
 #include "tools.h"
 #include <format.h>
@@ -8,18 +8,19 @@
 #include <regex>
 #include <gsl_util.h>
 #include <logging.h>
-#include <audio/DCOffset.h>
-#include <Timeline.h>
-#include <audio/voiceActivityDetection.h>
-#include "audio/AudioSegment.h"
+#include "DCOffset.h"
+#include "Timeline.h"
+#include "voiceActivityDetection.h"
+#include "AudioSegment.h"
 #include "languageModels.h"
 #include "tokenization.h"
 #include "g2p.h"
 #include "ContinuousTimeline.h"
-#include "audio/processing.h"
+#include "processing.h"
 #include "parallel.h"
 #include <boost/version.hpp>
 #include "ObjectPool.h"
+#include "timedLogging.h"
 
 extern "C" {
 #include <pocketsphinx.h>
@@ -372,12 +373,12 @@ Timeline<Phone> utteranceToPhones(
 		}
 		text += word;
 	}
-	logging::logTimedEvent("utterance", utteranceTimeRange, text);
+	logTimedEvent("utterance", utteranceTimeRange, text);
 
 	// Log words
 	for (Timed<string> timedWord : words) {
 		timedWord.getTimeRange().shift(paddedTimeRange.getStart());
-		logging::logTimedEvent("word", timedWord);
+		logTimedEvent("word", timedWord);
 	}
 
 	// Convert word strings to word IDs using dictionary
@@ -398,7 +399,7 @@ Timeline<Phone> utteranceToPhones(
 
 	// Log raw phones
 	for (const auto& timedPhone : utterancePhones) {
-		logging::logTimedEvent("rawPhone", timedPhone);
+		logTimedEvent("rawPhone", timedPhone);
 	}
 
 	// Guess positions of noise sounds
@@ -409,7 +410,7 @@ Timeline<Phone> utteranceToPhones(
 
 	// Log phones
 	for (const auto& timedPhone : utterancePhones) {
-		logging::logTimedEvent("phone", timedPhone);
+		logTimedEvent("phone", timedPhone);
 	}
 
 	return utterancePhones;
diff --git a/src/phoneRecognition.h b/src/recognition/phoneRecognition.h
similarity index 89%
rename from src/phoneRecognition.h
rename to src/recognition/phoneRecognition.h
index 66fe39f..8deb5d8 100644
--- a/src/phoneRecognition.h
+++ b/src/recognition/phoneRecognition.h
@@ -1,6 +1,6 @@
 #pragma once
 
-#include "audio/AudioClip.h"
+#include "AudioClip.h"
 #include "Phone.h"
 #include "ProgressBar.h"
 #include "BoundedTimeline.h"
diff --git a/src/tokenization.cpp b/src/recognition/tokenization.cpp
similarity index 100%
rename from src/tokenization.cpp
rename to src/recognition/tokenization.cpp
diff --git a/src/tokenization.h b/src/recognition/tokenization.h
similarity index 100%
rename from src/tokenization.h
rename to src/recognition/tokenization.h
diff --git a/src/BoundedTimeline.h b/src/time/BoundedTimeline.h
similarity index 100%
rename from src/BoundedTimeline.h
rename to src/time/BoundedTimeline.h
diff --git a/src/ContinuousTimeline.h b/src/time/ContinuousTimeline.h
similarity index 100%
rename from src/ContinuousTimeline.h
rename to src/time/ContinuousTimeline.h
diff --git a/src/TimeRange.cpp b/src/time/TimeRange.cpp
similarity index 100%
rename from src/TimeRange.cpp
rename to src/time/TimeRange.cpp
diff --git a/src/TimeRange.h b/src/time/TimeRange.h
similarity index 100%
rename from src/TimeRange.h
rename to src/time/TimeRange.h
diff --git a/src/Timed.h b/src/time/Timed.h
similarity index 100%
rename from src/Timed.h
rename to src/time/Timed.h
diff --git a/src/Timeline.h b/src/time/Timeline.h
similarity index 100%
rename from src/Timeline.h
rename to src/time/Timeline.h
diff --git a/src/centiseconds.cpp b/src/time/centiseconds.cpp
similarity index 100%
rename from src/centiseconds.cpp
rename to src/time/centiseconds.cpp
diff --git a/src/centiseconds.h b/src/time/centiseconds.h
similarity index 100%
rename from src/centiseconds.h
rename to src/time/centiseconds.h
diff --git a/src/time/timedLogging.h b/src/time/timedLogging.h
new file mode 100644
index 0000000..947f4fe
--- /dev/null
+++ b/src/time/timedLogging.h
@@ -0,0 +1,22 @@
+#pragma once
+
+#include "centiseconds.h"
+#include "TimeRange.h"
+#include "Timed.h"
+#include "logging.h"
+
+template<typename TValue>
+void logTimedEvent(const std::string& eventName, const Timed<TValue> timedValue) {
+	logging::debugFormat("##{0}[{1}-{2}]: {3}",
+		eventName, formatDuration(timedValue.getStart()), formatDuration(timedValue.getEnd()), timedValue.getValue());
+}
+
+template<typename TValue>
+void logTimedEvent(const std::string& eventName, const TimeRange& timeRange, const TValue& value) {
+	logTimedEvent(eventName, Timed<TValue>(timeRange, value));
+}
+
+template<typename TValue>
+void logTimedEvent(const std::string& eventName, centiseconds start, centiseconds end, const TValue& value) {
+	logTimedEvent(eventName, Timed<TValue>(start, end, value));
+}
\ No newline at end of file
diff --git a/src/EnumConverter.h b/src/tools/EnumConverter.h
similarity index 100%
rename from src/EnumConverter.h
rename to src/tools/EnumConverter.h
diff --git a/src/Lazy.h b/src/tools/Lazy.h
similarity index 99%
rename from src/Lazy.h
rename to src/tools/Lazy.h
index 47fbc2d..14c5d09 100644
--- a/src/Lazy.h
+++ b/src/tools/Lazy.h
@@ -1,4 +1,5 @@
 #pragma once
+
 #include <memory>
 #include <mutex>
 
diff --git a/src/NiceCmdLineOutput.cpp b/src/tools/NiceCmdLineOutput.cpp
similarity index 100%
rename from src/NiceCmdLineOutput.cpp
rename to src/tools/NiceCmdLineOutput.cpp
diff --git a/src/NiceCmdLineOutput.h b/src/tools/NiceCmdLineOutput.h
similarity index 100%
rename from src/NiceCmdLineOutput.h
rename to src/tools/NiceCmdLineOutput.h
diff --git a/src/ObjectPool.h b/src/tools/ObjectPool.h
similarity index 100%
rename from src/ObjectPool.h
rename to src/tools/ObjectPool.h
diff --git a/src/ProgressBar.cpp b/src/tools/ProgressBar.cpp
similarity index 100%
rename from src/ProgressBar.cpp
rename to src/tools/ProgressBar.cpp
diff --git a/src/ProgressBar.h b/src/tools/ProgressBar.h
similarity index 100%
rename from src/ProgressBar.h
rename to src/tools/ProgressBar.h
diff --git a/src/TablePrinter.cpp b/src/tools/TablePrinter.cpp
similarity index 100%
rename from src/TablePrinter.cpp
rename to src/tools/TablePrinter.cpp
diff --git a/src/TablePrinter.h b/src/tools/TablePrinter.h
similarity index 99%
rename from src/TablePrinter.h
rename to src/tools/TablePrinter.h
index 5173e66..576d354 100644
--- a/src/TablePrinter.h
+++ b/src/tools/TablePrinter.h
@@ -1,6 +1,5 @@
 #pragma once
 
-
 #include <initializer_list>
 #include <ostream>
 #include <vector>
diff --git a/src/asciiCases.cpp b/src/tools/asciiCases.cpp
similarity index 100%
rename from src/asciiCases.cpp
rename to src/tools/asciiCases.cpp
diff --git a/src/asciiCases.rb b/src/tools/asciiCases.rb
similarity index 100%
rename from src/asciiCases.rb
rename to src/tools/asciiCases.rb
diff --git a/src/tools/exceptions.cpp b/src/tools/exceptions.cpp
new file mode 100644
index 0000000..e191e13
--- /dev/null
+++ b/src/tools/exceptions.cpp
@@ -0,0 +1,15 @@
+#include "exceptions.h"
+
+using std::string;
+using std::exception;
+
+string getMessage(const exception& e) {
+	string result(e.what());
+	try {
+		rethrow_if_nested(e);
+	} catch (const exception& innerException) {
+		result += "\n" + getMessage(innerException);
+	} catch (...) {}
+
+	return result;
+}
diff --git a/src/tools/exceptions.h b/src/tools/exceptions.h
new file mode 100644
index 0000000..176c5f6
--- /dev/null
+++ b/src/tools/exceptions.h
@@ -0,0 +1,5 @@
+#pragma once
+
+#include <string>
+
+std::string getMessage(const std::exception& e);
\ No newline at end of file
diff --git a/src/pairs.h b/src/tools/pairs.h
similarity index 100%
rename from src/pairs.h
rename to src/tools/pairs.h
diff --git a/src/parallel.h b/src/tools/parallel.h
similarity index 100%
rename from src/parallel.h
rename to src/tools/parallel.h
diff --git a/src/platformTools.cpp b/src/tools/platformTools.cpp
similarity index 93%
rename from src/platformTools.cpp
rename to src/tools/platformTools.cpp
index a066009..2fcc9fe 100644
--- a/src/platformTools.cpp
+++ b/src/tools/platformTools.cpp
@@ -6,7 +6,6 @@
 #include <boost/uuid/uuid_io.hpp>
 #include "platformTools.h"
 #include <whereami.h>
-#include "logging.h"
 
 using boost::filesystem::path;
 using std::string;
@@ -19,7 +18,6 @@ path getBinPath() {
 			if (pathLength == -1) {
 				throw std::runtime_error("Error determining path length.");
 			}
-			logging::debugFormat("Bin path has length {}.", pathLength);
 
 			// Get path
 			// Note: According to documentation, pathLength does *not* include the trailing zero. Actually, it does.
@@ -32,7 +30,6 @@ path getBinPath() {
 
 			// Convert to boost::filesystem::path
 			string pathString(buffer.data());
-			logging::debugFormat("Bin path: '{}'", pathString);
 			path result(boost::filesystem::canonical(pathString).make_preferred());
 			return result;
 		} catch (...) {
diff --git a/src/platformTools.h b/src/tools/platformTools.h
similarity index 100%
rename from src/platformTools.h
rename to src/tools/platformTools.h
diff --git a/src/stringTools.cpp b/src/tools/stringTools.cpp
similarity index 100%
rename from src/stringTools.cpp
rename to src/tools/stringTools.cpp
diff --git a/src/stringTools.h b/src/tools/stringTools.h
similarity index 100%
rename from src/stringTools.h
rename to src/tools/stringTools.h
diff --git a/src/tools/textFiles.cpp b/src/tools/textFiles.cpp
new file mode 100644
index 0000000..4dddd81
--- /dev/null
+++ b/src/tools/textFiles.cpp
@@ -0,0 +1,29 @@
+#include "textFiles.h"
+#include <boost/filesystem/operations.hpp>
+#include <format.h>
+#include <boost/filesystem/fstream.hpp>
+#include "stringTools.h"
+
+using std::string;
+using std::u32string;
+using boost::filesystem::path;
+
+u32string readUTF8File(path filePath) {
+	if (!exists(filePath)) {
+		throw std::invalid_argument(fmt::format("File {} does not exist.", filePath));
+	}
+	try {
+		boost::filesystem::ifstream file;
+		file.exceptions(std::ifstream::failbit | std::ifstream::badbit);
+		file.open(filePath);
+		string utf8Text((std::istreambuf_iterator<char>(file)), std::istreambuf_iterator<char>());
+		try {
+			return utf8ToUtf32(utf8Text);
+		} catch (...) {
+			std::throw_with_nested(std::runtime_error(fmt::format("File encoding is not ASCII or UTF-8.", filePath)));
+		}
+	} catch (...) {
+		std::throw_with_nested(std::runtime_error(fmt::format("Error reading file {0}.", filePath)));
+	}
+}
+
diff --git a/src/tools/textFiles.h b/src/tools/textFiles.h
new file mode 100644
index 0000000..5e0c03e
--- /dev/null
+++ b/src/tools/textFiles.h
@@ -0,0 +1,5 @@
+#pragma once
+
+#include <boost/filesystem/path.hpp>
+
+std::u32string readUTF8File(boost::filesystem::path filePath);
\ No newline at end of file
diff --git a/src/tools.cpp b/src/tools/tools.cpp
similarity index 100%
rename from src/tools.cpp
rename to src/tools/tools.cpp
diff --git a/src/tools.h b/src/tools/tools.h
similarity index 100%
rename from src/tools.h
rename to src/tools/tools.h
diff --git a/src/tupleHash.h b/src/tools/tupleHash.h
similarity index 100%
rename from src/tupleHash.h
rename to src/tools/tupleHash.h