diff --git a/bin/exampleWorker.php b/bin/exampleWorker.php
new file mode 100644
index 0000000..d75b6b4
--- /dev/null
+++ b/bin/exampleWorker.php
@@ -0,0 +1,11 @@
+<?php declare(strict_types=1);
+
+sleep( (int)($_REQUEST['sleep'] ?? 0) );
+
+$lines = [];
+foreach ( $_REQUEST as $key => $value )
+{
+	$lines[] = " * {$key}: {$value}";
+}
+
+echo implode( "\n", $lines );
diff --git a/bin/examples.php b/bin/examples.php
new file mode 100644
index 0000000..af128a8
--- /dev/null
+++ b/bin/examples.php
@@ -0,0 +1,301 @@
+<?php declare(strict_types=1);
+/*
+ * Copyright (c) 2010-2014 Pierrick Charron
+ * Copyright (c) 2016 Holger Woltersdorf
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is furnished to do
+ * so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+namespace hollodotme\FastCGI;
+
+use hollodotme\FastCGI\Interfaces\ProvidesResponseData;
+use hollodotme\FastCGI\Requests\PostRequest;
+use hollodotme\FastCGI\SocketConnections\UnixDomainSocket;
+
+require __DIR__ . '/../vendor/autoload.php';
+
+function printLine( string $text, string $color = 'default', bool $headline = false )
+{
+	$colors = [
+		'default' => "\e[39m",
+		'red'     => "\e[31m",
+		'green'   => "\e[32m",
+		'yellow'  => "\e[33m",
+		'blue'    => "\e[34m",
+		'gray'    => "\e[94m",
+	];
+
+	$headlineStr = ($headline === true)
+		? sprintf( "%s%s%s\n", $colors[ $color ], str_repeat( '=', strlen( $text ) ), $colors['default'] )
+		: '';
+
+	printf( "%s%s%s\n%s", $colors[ $color ], $text, $colors['default'], $headlineStr );
+}
+
+function printResponse( ProvidesResponseData $response )
+{
+	printLine( "Response for request ID: {$response->getRequestId()}", 'green', true );
+	printLine( $response->getBody() );
+	printLine( 'Duration: ' . (string)$response->getDuration() );
+}
+
+$connection = new UnixDomainSocket( 'unix:///var/run/php/php7.1-fpm.sock' );
+$client     = new Client( $connection );
+
+$workerPath = __DIR__ . '/exampleWorker.php';
+
+$request = new PostRequest( $workerPath, '' );
+
+printLine( "\n" );
+printLine( 'hollodotme/fast-cgi-client examples', 'blue', true );
+printLine( 'Worker script: ' . $workerPath, 'blue' );
+printLine( 'Socket: ' . $connection->getHost(), 'blue' );
+printLine( "\n" );
+
+sleep( 2 );
+
+printLine( 'SINGLE REQUESTS', 'yellow', true );
+printLine( "\n" );
+
+sleep( 2 );
+
+# Sync request
+
+printLine( '# Sending one synchronous request... (worker sleeps 1 second)' );
+printLine( 'CODE: $client->sendRequest( $request );', 'red' );
+printLine( "\n" );
+
+$request->setContent( http_build_query( [ 'sleep' => 1, 'key' => 'single synchronous request' ] ) );
+
+sleep( 2 );
+
+$response = $client->sendRequest( $request );
+
+printResponse( $response );
+printLine( "\n" );
+
+# Async request with read response
+
+printLine( '# Sending one asynchronous request... (worker sleeps 1 second)' );
+printLine( 'CODE: $client->sendAsyncRequest( $request );', 'red' );
+printLine( "\n" );
+
+$request->setContent( http_build_query( [ 'sleep' => 1, 'key' => 'single asynchronous request' ] ) );
+
+sleep( 2 );
+
+$requestId = $client->sendAsyncRequest( $request );
+
+printLine( "Sent request with ID: {$requestId}" );
+
+printLine( "\n" );
+printLine( '# Now reading response...' );
+printLine( 'CODE: $response = $client->readResponse( $requestId );', 'red' );
+printLine( "\n" );
+
+$response = $client->readResponse( $requestId );
+
+printResponse( $response );
+printLine( "\n" );
+
+# Async request with callback
+
+sleep( 2 );
+
+printLine( '# Adding a response callback to request' );
+printLine( 'CODE: $request->addResponseCallbacks(', 'red' );
+printLine( '        function( ProvidesResponseData $response )', 'red' );
+printLine( '        {', 'red' );
+printLine( '          printLine(\'Callback notified!\', \'green\');', 'red' );
+printLine( '          printResponse($response);', 'red' );
+printLine( '        }', 'red' );
+printLine( '      );', 'red' );
+printLine( "\n" );
+
+$request->setContent( http_build_query( [ 'sleep' => 1, 'key' => 'single asynchronous request with callback' ] ) );
+$request->addResponseCallbacks(
+	function ( ProvidesResponseData $response )
+	{
+		printLine( 'Callback notified!', 'green' );
+		printLine( "\n" );
+		printResponse( $response );
+	}
+);
+
+sleep( 2 );
+
+printLine( '# Sending one asynchronous request... (worker sleeps 1 second)' );
+printLine( 'CODE: $client->sendAsyncRequest( $request );', 'red' );
+printLine( "\n" );
+
+sleep( 2 );
+
+$requestId = $client->sendAsyncRequest( $request );
+
+printLine( "Sent request with ID: {$requestId}" );
+
+printLine( "\n" );
+printLine( '# Now waiting for response...' );
+printLine( 'CODE: $client->waitForResponse( $requestId );', 'red' );
+printLine( "\n" );
+
+$client->waitForResponse( $requestId );
+
+sleep( 2 );
+
+# Async requests with read responses (order preserved)
+
+printLine( "\n" );
+printLine( 'MULTIPLE REQUEST', 'yellow', true );
+printLine( "\n" );
+
+sleep( 2 );
+
+printLine( '# Sending 3 asynchronous requests... (each worker sleeps 1 second)' );
+printLine( 'CODE: $client->sendAsyncRequest( $request1 );', 'red' );
+printLine( '      $client->sendAsyncRequest( $request2 );', 'red' );
+printLine( '      $client->sendAsyncRequest( $request3 );', 'red' );
+printLine( "\n" );
+
+$request1 = new PostRequest( $workerPath, http_build_query( [ 'sleep' => 1, 'key' => 'Request 1' ] ) );
+$request2 = new PostRequest( $workerPath, http_build_query( [ 'sleep' => 1, 'key' => 'Request 2' ] ) );
+$request3 = new PostRequest( $workerPath, http_build_query( [ 'sleep' => 1, 'key' => 'Request 3' ] ) );
+
+$requestIds = [];
+
+sleep( 2 );
+
+$requestIds[] = $client->sendAsyncRequest( $request1 );
+$requestIds[] = $client->sendAsyncRequest( $request2 );
+$requestIds[] = $client->sendAsyncRequest( $request3 );
+
+printLine( 'Sent requests with IDs: ' . implode( ', ', $requestIds ) );
+
+printLine( "\n" );
+printLine( '# Now reading responses... (request order will be preserved)' );
+printLine( 'CODE: foreach($client->readResponses(null, ...$requestIds) as $response)', 'red' );
+printLine( '      {', 'red' );
+printLine( '        printResponse($response);', 'red' );
+printLine( '      }', 'red' );
+printLine( "\n" );
+
+foreach ( $client->readResponses( null, ...$requestIds ) as $response )
+{
+	printResponse( $response );
+	printLine( "\n" );
+}
+
+printLine( "\n" );
+
+# Async requests with read ready responses (reactive)
+
+sleep( 2 );
+
+printLine( '# Sending 3 asynchronous requests... (worker sleep 3, 2, 1 seconds)' );
+printLine( 'CODE: $client->sendAsyncRequest( $request1 );', 'red' );
+printLine( '      $client->sendAsyncRequest( $request2 );', 'red' );
+printLine( '      $client->sendAsyncRequest( $request3 );', 'red' );
+printLine( "\n" );
+
+$request1 = new PostRequest( $workerPath, http_build_query( [ 'sleep' => 3, 'key' => 'Request 1' ] ) );
+$request2 = new PostRequest( $workerPath, http_build_query( [ 'sleep' => 2, 'key' => 'Request 2' ] ) );
+$request3 = new PostRequest( $workerPath, http_build_query( [ 'sleep' => 1, 'key' => 'Request 3' ] ) );
+
+$requestIds = [];
+
+sleep( 2 );
+
+$requestIds[] = $client->sendAsyncRequest( $request1 );
+$requestIds[] = $client->sendAsyncRequest( $request2 );
+$requestIds[] = $client->sendAsyncRequest( $request3 );
+
+printLine( 'Sent requests with IDs: ' . implode( ', ', $requestIds ) );
+printLine( "\n" );
+printLine( '# Now reading ready responses... (reactive)' );
+printLine( 'CODE: while($client->hasUnhandledResponses())', 'red' );
+printLine( '      {', 'red' );
+printLine( '        echo ".";', 'red' );
+printLine( '        foreach ($client->readReadyResponses() as $response)', 'red' );
+printLine( '        {', 'red' );
+printLine( '          printResponse( $response );', 'red' );
+printLine( '        }', 'red' );
+printLine( '      }', 'red' );
+printLine( "\n" );
+
+while ( $client->hasUnhandledResponses() )
+{
+	echo '.';
+
+	foreach ( $client->readReadyResponses() as $response )
+	{
+		printLine( "\n" );
+		printResponse( $response );
+		printLine( "\n" );
+	}
+}
+
+printLine( "\n" );
+
+# Async requests with callbacks waiting for responses (reactive)
+
+sleep( 2 );
+
+printLine( '# Sending 3 asynchronous requests with callbacks... (worker sleep 2, 3, 1 seconds)' );
+printLine( 'CODE: $client->sendAsyncRequest( $request1 );', 'red' );
+printLine( '      $client->sendAsyncRequest( $request2 );', 'red' );
+printLine( '      $client->sendAsyncRequest( $request3 );', 'red' );
+printLine( "\n" );
+
+$responseCallback = function ( ProvidesResponseData $response )
+{
+	printLine( "\n" );
+	printLine( 'Callback notified!', 'green' );
+	printLine( "\n" );
+	printResponse( $response );
+};
+
+$request1 = new PostRequest( $workerPath, http_build_query( [ 'sleep' => 2, 'key' => 'Request 1' ] ) );
+$request2 = new PostRequest( $workerPath, http_build_query( [ 'sleep' => 3, 'key' => 'Request 2' ] ) );
+$request3 = new PostRequest( $workerPath, http_build_query( [ 'sleep' => 1, 'key' => 'Request 3' ] ) );
+
+$request1->addResponseCallbacks( $responseCallback );
+$request2->addResponseCallbacks( $responseCallback );
+$request3->addResponseCallbacks( $responseCallback );
+
+$requestIds = [];
+
+sleep( 2 );
+
+$requestIds[] = $client->sendAsyncRequest( $request1 );
+$requestIds[] = $client->sendAsyncRequest( $request2 );
+$requestIds[] = $client->sendAsyncRequest( $request3 );
+
+printLine( 'Sent requests with IDs: ' . implode( ', ', $requestIds ) );
+
+printLine( "\n" );
+printLine( '# Now waiting for responses... (reactive)' );
+printLine( 'CODE: $client->waitForResponses()', 'red' );
+printLine( "\n" );
+
+$client->waitForResponses();
+
+printLine( "\n" );
+printLine( "\n" );
+printLine( 'Thanks for watching!', 'blue' );
+printLine( 'Get it on https://github.com/hollodotme/fast-cgi-client', 'blue' );
+printLine( "\n" );
diff --git a/bin/streamtest.php b/bin/streamtest.php
deleted file mode 100644
index 4d7721a..0000000
--- a/bin/streamtest.php
+++ /dev/null
@@ -1,122 +0,0 @@
-<?php declare(strict_types=1);
-/*
- * Copyright (c) 2010-2014 Pierrick Charron
- * Copyright (c) 2016 Holger Woltersdorf
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of
- * this software and associated documentation files (the "Software"), to deal in
- * the Software without restriction, including without limitation the rights to
- * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
- * of the Software, and to permit persons to whom the Software is furnished to do
- * so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-namespace hollodotme\FastCGI;
-
-use hollodotme\FastCGI\Interfaces\ProvidesResponseData;
-use hollodotme\FastCGI\Requests\PostRequest;
-use hollodotme\FastCGI\SocketConnections\UnixDomainSocket;
-
-require __DIR__ . '/../vendor/autoload.php';
-
-$connection = new UnixDomainSocket( 'unix:///var/run/php/php7.1-fpm.sock', 5000, 5000 );
-$client     = new Client( $connection );
-
-$workerPath = '/vagrant/tests/Integration/Workers/sleepWorker.php';
-$request    = new PostRequest( $workerPath, '' );
-$request->addResponseCallbacks(
-	function ( ProvidesResponseData $response )
-	{
-		echo $response->getRequestId() . "\n" . $response->getBody() . "\n" . $response->getDuration() . "\n\n";
-		flush();
-	}
-);
-$request->addFailureCallbacks(
-	function ( \Throwable $throwable )
-	{
-		echo "!FAILURE! : {$throwable->getMessage()} (" . get_class( $throwable ) . ")\n\n";
-		flush();
-	}
-);
-
-$request->setContent( http_build_query( [ 'sleep' => random_int( 1, 3 ), 'test-key' => 0 ] ) );
-$response = $client->sendRequest( $request );
-
-echo '<pre>', htmlspecialchars( print_r( $response, true ) ), '</pre>';
-
-for ( $i = 0; $i < (int)$argv[1]; $i++ )
-{
-	$request->setContent( http_build_query( [ 'test-key' => $i, 'sleep' => random_int( 1, 3 ) ] ) );
-
-	$requestId = $client->sendAsyncRequest( $request );
-
-	echo "\nSent request {$requestId}";
-	flush();
-}
-
-echo "\n\nWaiting for responses...\n\n";
-
-$client->waitForResponses();
-
-echo "Sending another {$argv[1]} requests...\n\n";
-
-$request->setContent( http_build_query( [ 'sleep' => random_int( 1, 3 ), 'test-key' => 0 ] ) );
-
-for ( $i = 0; $i < (int)$argv[1]; $i++ )
-{
-	$request->setContent( http_build_query( [ 'test-key' => $i, 'sleep' => random_int( 1, 3 ) ] ) );
-
-	$requestId = $client->sendAsyncRequest( $request );
-
-	echo "\nSent request {$requestId}";
-	flush();
-}
-
-while ( $client->hasUnhandledResponses() )
-{
-	$requestIds = $client->getRequestIdsHavingResponse();
-
-	if ( empty( $requestIds ) )
-	{
-		echo "No responses ready.\n\n";
-
-		usleep( 2000 );
-
-		continue;
-	}
-
-	echo 'Request-IDs with response: ' . implode( ', ', $requestIds ) . "\n\n";
-
-	$client->handleResponses( null, ...$requestIds );
-}
-
-echo "Sending another {$argv[1]} requests...\n\n";
-
-$request->setContent( http_build_query( [ 'sleep' => random_int( 1, 3 ), 'test-key' => 0 ] ) );
-
-for ( $i = 0; $i < (int)$argv[1]; $i++ )
-{
-	$request->setContent( http_build_query( [ 'test-key' => $i, 'sleep' => random_int( 1, 3 ) ] ) );
-
-	$requestId = $client->sendAsyncRequest( $request );
-
-	echo "\nSent request {$requestId}";
-	flush();
-}
-
-while ( $client->hasUnhandledResponses() )
-{
-	$client->handleReadyResponses();
-}
-
-die( 'done' );
diff --git a/src/Timing/Exceptions/TimerNotStartedException.php b/src/Timing/Exceptions/TimerNotStartedException.php
deleted file mode 100644
index c359c25..0000000
--- a/src/Timing/Exceptions/TimerNotStartedException.php
+++ /dev/null
@@ -1,35 +0,0 @@
-<?php declare(strict_types = 1);
-/*
- * Copyright (c) 2010-2014 Pierrick Charron
- * Copyright (c) 2016 Holger Woltersdorf
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of
- * this software and associated documentation files (the "Software"), to deal in
- * the Software without restriction, including without limitation the rights to
- * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
- * of the Software, and to permit persons to whom the Software is furnished to do
- * so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-namespace hollodotme\FastCGI\Timing\Exceptions;
-
-use hollodotme\FastCGI\Exceptions\FastCGIClientException;
-
-/**
- * Class TimerNotStartedException
- * @package hollodotme\FastCGI\Timing\Exceptions
- */
-final class TimerNotStartedException extends FastCGIClientException
-{
-
-}