diff --git a/readme.txt b/readme.txt
index c25d9cf..8d081bc 100644
--- a/readme.txt
+++ b/readme.txt
@@ -4,7 +4,7 @@ Donate link: https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_i
 Tags: cache, page cache, full page cache, nginx, memcached, apc, speed
 Requires at least: 3.0
 Tested up to: 4.0
-Stable tag: 1.6.4
+Stable tag: 1.7.0
 License: GPLv3
 License URI: http://www.gnu.org/licenses/gpl-3.0.html
 
@@ -34,17 +34,21 @@ It can be configured to join forces with [NGiNX](http://NGiNX.org "NGiNX")'s bui
 * talkative log for [WP_DEBUG](http://codex.wordpress.org/WP_DEBUG "WP_DEBUG")
 * multiple memcached upstream support
 * precache ( manually or by timed by wp-cron )
+* varying expiration time for posts, taxonomies and home
+
 
 Many thanks for donations, contributors, supporters, testers & bug reporters:
 
-* [Harold Kyle](https://github.com/haroldkyle "Harold Kyle")
-* [Eric Gilette](http://www.ericgillette.com/ "Eric Gilette")
-* [doconeill](http://wordpress.org/support/profile/doconeill "doconeill")
-* [Mark Costlow](mailto:cheeks@swcp.com "Mark Costlow")
-* [Jason Miller](mailto:jason@redconfetti.com "Jason Miller")
+* [Harold Kyle](https://github.com/haroldkyle)
+* [Eric Gilette](http://www.ericgillette.com/)
+* [doconeill](http://wordpress.org/support/profile/doconeill)
+* Mark Costlow
+* Jason Miller
 * [Dave Clark](https://github.com/dkcwd "Dave Clark")
 * Miguel Clara
 * [plescheff](https://github.com/plescheff)
+* [CotswoldPhoto](http://wordpress.org/support/profile/cotswoldphoto)
+* [tamagokun](https://github.com/tamagokun)
 
 == Installation ==
 
@@ -106,6 +110,13 @@ Version numbering logic:
 * every .B version indicates new features.
 * every ..C indicates bugfixes for A.B version.
 
+= 1.7.0 =
+*2014-09-19*
+
+* **dropped Xcache support**, the reasons behind this is the outstandingly terrible documentation of Xcache
+* added varying expiration time options
+
+
 = 1.6.4 =
 *2014-09-12*
 
diff --git a/wp-ffpc-acache.php b/wp-ffpc-acache.php
index 0a52a79..5e6025e 100644
--- a/wp-ffpc-acache.php
+++ b/wp-ffpc-acache.php
@@ -52,6 +52,7 @@ elseif ( !empty ( $wp_ffpc_config[ $_SERVER['HTTP_HOST'] ] ) )
 else
 	return false;
 
+/* check for cookies that will make us not cache the content, like logged in WordPress cookie */
 if ( isset($wp_ffpc_config['nocache_cookies']) && !empty($wp_ffpc_config['nocache_cookies']) ) {
 	$nocache_cookies = array_map('trim',explode(",", $wp_ffpc_config['nocache_cookies'] ) );
 
diff --git a/wp-ffpc-backend.php b/wp-ffpc-backend.php
index 484ab36..94c46d3 100644
--- a/wp-ffpc-backend.php
+++ b/wp-ffpc-backend.php
@@ -160,9 +160,21 @@ class WP_FFPC_Backend {
 		/* log the current action */
 		$this->log ( sprintf( __translate__( 'set %s expiration time: %s', $this->plugin_constant ),  $key, $this->options['expire'] ) );
 
+		/* expiration time based is based on type from now on */
+		/* fallback */
+		$expire = $this->options['expire'];
+
+		if ( is_home() || is_feed() )
+			$expire = $this->options['expire_home'];
+		elseif ( is_tax() || is_category() || is_tag() || is_archive() )
+			$expire = $this->options['expire_taxonomy'];
+
+		if ( empty($expire) )
+			return false;
+
 		/* proxy to internal function */
 		$internal = $this->proxy( 'set' );
-		$result = $this->$internal( $key, $data );
+		$result = $this->$internal( $key, $data, $expire );
 
 		/* check result validity */
 		if ( $result === false )
@@ -171,6 +183,11 @@ class WP_FFPC_Backend {
 		return $result;
 	}
 
+
+	public function clear_ng ( $new_status, $old_status, $post ) {
+		$this->clear ( $post->ID );
+	}
+
 	/**
 	 * public get function, transparent proxy to internal function based on backend
 	 *
@@ -512,8 +529,8 @@ class WP_FFPC_Backend {
 	 *
 	 * @return boolean APC store outcome
 	 */
-	private function apc_set (  &$key, &$data ) {
-		return apc_store( $key , $data , $this->options['expire'] );
+	private function apc_set (  &$key, &$data, &$expire ) {
+		return apc_store( $key , $data , $expire );
 	}
 
 
@@ -598,8 +615,8 @@ class WP_FFPC_Backend {
 	 *
 	 * @return boolean APC store outcome
 	 */
-	private function apcu_set (  &$key, &$data ) {
-		return apcu_store( $key , $data , $this->options['expire'] );
+	private function apcu_set (  &$key, &$data, &$expire ) {
+		return apcu_store( $key , $data , $expire );
 	}
 
 
@@ -636,106 +653,6 @@ class WP_FFPC_Backend {
 
 	/*********************** END APC FUNCTIONS ***********************/
 
-	/*********************** XCACHE FUNCTIONS ***********************/
-	/**
-	 * init apc backend: test APC availability and set alive status
-	 */
-	private function xcache_init () {
-		/* verify apc functions exist, apc extension is loaded */
-		if ( ! function_exists( 'xcache_info' ) ) {
-			$this->log (  __translate__('XCACHE extension missing', $this->plugin_constant ) );
-			return false;
-		}
-
-		$xcache_admin = ini_get ( 'xcache.admin.user' );
-		$xcache_pass = ini_get ( 'xcache.admin.pass' );
-
-		if ( empty( $xcache_admin ) || empty( $xcache_pass ) ) {
-			$this->log (  __translate__('XCACHE xcache.admin.user or xcache.admin.pass is not set in php.ini. Please set them, otherwise the use cache part of xcache is not accessible.', $this->plugin_constant ) );
-			return false;
-		}
-
-		/* verify apc is working */
-		$info = xcache_info();
-		if ( !empty( $info )) {
-			$this->log (  __translate__('backend OK', $this->plugin_constant ) );
-			$this->alive = true;
-		}
-	}
-
-	/**
-	 * health checker for Xcache
-	 *
-	 * @return boolean Aliveness status
-	 *
-	 */
-	private function xcache_status () {
-		$this->status = true;
-		return $this->alive;
-	}
-
-	/**
-	 * get function for APC backend
-	 *
-	 * @param string $key Key to get values for
-	 *
-	 * @return mixed Fetched data based on key
-	 *
-	*/
-	private function xcache_get ( &$key ) {
-		if ( xcache_isset ( $key ) )
-			return xcache_get( $key );
-		else
-			return false;
-	}
-
-	/**
-	 * Set function for APC backend
-	 *
-	 * @param string $key Key to set with
-	 * @param mixed $data Data to set
-	 *
-	 * @return boolean APC store outcome
-	 */
-	private function xcache_set (  &$key, &$data ) {
-		return xcache_set( $key , $data , $this->options['expire'] );
-	}
-
-
-	/**
-	 * Flushes APC user entry storage
-	 *
-	 * @return boolean APC flush outcome status
-	 *
-	*/
-	private function xcache_flush ( ) {
-		return xcache_clear_cache(XC_TYPE_VAR);
-	}
-
-	/**
-	 * Removes entry from APC or flushes APC user entry storage
-	 *
-	 * @param mixed $keys Keys to clear, string or array
-	*/
-	private function xcache_clear ( &$keys ) {
-		/* make an array if only one string is present, easier processing */
-		if ( !is_array ( $keys ) )
-			$keys = array ( $keys => true );
-
-		foreach ( $keys as $key => $dummy ) {
-			if ( ! xcache_unset ( $key ) ) {
-				$this->log ( sprintf( __translate__( 'Failed to delete XCACHE entry: %s', $this->plugin_constant ),  $key ), LOG_WARNING );
-				//throw new Exception ( __translate__('Deleting APC entry failed with key ', $this->plugin_constant ) . $key );
-			}
-			else {
-				$this->log ( sprintf( __translate__( 'XCACHE entry delete: %s', $this->plugin_constant ),  $key ) );
-			}
-		}
-	}
-
-	/*********************** END XCACHE FUNCTIONS ***********************/
-
-
 	/*********************** MEMCACHED FUNCTIONS ***********************/
 	/**
 	 * init memcached backend
@@ -845,8 +762,8 @@ class WP_FFPC_Backend {
 	 * @param mixed $data Data to set
 	 *
 	 */
-	private function memcached_set ( &$key, &$data ) {
-		$result = $this->connection->set ( $key, $data , $this->options['expire']  );
+	private function memcached_set ( &$key, &$data, &$expire ) {
+		$result = $this->connection->set ( $key, $data , $expire  );
 
 		/* if storing failed, log the error code */
 		if ( $result === false ) {
@@ -979,8 +896,8 @@ class WP_FFPC_Backend {
 	 * @param mixed $data Data to set
 	 *
 	 */
-	private function memcache_set ( &$key, &$data ) {
-		$result = $this->connection->set ( $key, $data , 0 , $this->options['expire'] );
+	private function memcache_set ( &$key, &$data, &$expire ) {
+		$result = $this->connection->set ( $key, $data , 0 , $expire );
 		return $result;
 	}
 
diff --git a/wp-ffpc-class.php b/wp-ffpc-class.php
index edc071e..d15ed2d 100644
--- a/wp-ffpc-class.php
+++ b/wp-ffpc-class.php
@@ -180,6 +180,8 @@ class WP_FFPC extends PluginAbstract {
 		$post_types = get_post_types( );
 
 		/* cache invalidation hooks */
+		add_action(  'transition_post_status',  array( &$this->backend , 'clear_ng' ), 10, 3 );
+		/*
 		foreach ( $post_types as $post_type ) {
 			add_action( 'new_to_publish_' .$post_type , array( &$this->backend , 'clear' ), 0 );
 			add_action( 'draft_to_publish' .$post_type , array( &$this->backend , 'clear' ), 0 );
@@ -187,6 +189,7 @@ class WP_FFPC extends PluginAbstract {
 			add_action( 'private_to_publish' .$post_type , array( &$this->backend , 'clear' ), 0 );
 			add_action( 'publish_' . $post_type , array( &$this->backend , 'clear' ), 0 );
 		}
+		*/
 
 		/* comments invalidation hooks */
 		if ( $this->options['comments_invalidate'] ) {
@@ -462,11 +465,27 @@ class WP_FFPC extends PluginAbstract {
 				</dd>
 
 				<dt>
-					<label for="expire"><?php _e('Expiration time (seconds)', $this->plugin_constant); ?></label>
+					<label for="expire"><?php _e('Expiration time for posts', $this->plugin_constant); ?></label>
 				</dt>
 				<dd>
 					<input type="number" name="expire" id="expire" value="<?php echo $this->options['expire']; ?>" />
-					<span class="description"><?php _e('Sets validity time of entry in seconds', $this->plugin_constant); ?></span>
+					<span class="description"><?php _e('Sets validity time of post entry in seconds, including custom post types and pages.', $this->plugin_constant); ?></span>
+				</dd>
+
+				<dt>
+					<label for="expire_taxonomy"><?php _e('Expiration time for taxonomy', $this->plugin_constant); ?></label>
+				</dt>
+				<dd>
+					<input type="number" name="expire_taxonomy" id="expire_taxonomy" value="<?php echo $this->options['expire_taxonomy']; ?>" />
+					<span class="description"><?php _e('Sets validity time of taxonomy entry in seconds, including custom taxonomy.', $this->plugin_constant); ?></span>
+				</dd>
+
+				<dt>
+					<label for="expire_home"><?php _e('Expiration time for home', $this->plugin_constant); ?></label>
+				</dt>
+				<dd>
+					<input type="number" name="expire_home" id="expire_home" value="<?php echo $this->options['expire_home']; ?>" />
+					<span class="description"><?php _e('Sets validity time of home.', $this->plugin_constant); ?></span>
 				</dd>
 
 				<dt>
diff --git a/wp-ffpc.php b/wp-ffpc.php
index 5a88ecb..39351cc 100644
--- a/wp-ffpc.php
+++ b/wp-ffpc.php
@@ -3,7 +3,7 @@
 Plugin Name: WP-FFPC
 Plugin URI: https://github.com/petermolnar/wp-ffpc
 Description: WordPress in-memory full page cache plugin
-Version: 1.6.4
+Version: 1.7.0
 Author: Peter Molnar <hello@petermolnar.eu>
 Author URI: http://petermolnar.eu/
 License: GPLv3
@@ -32,6 +32,8 @@ $wp_ffpc_defaults = array (
 	'authpass'=>'',
 	'authuser'=>'',
 	'expire'=>300,
+	'expire_home'=>300,
+	'expire_taxonomy'=>300,
 	'invalidation_method'=>0,
 	'prefix_meta' =>'meta-',
 	'prefix_data' =>'data-',
@@ -55,6 +57,6 @@ $wp_ffpc_defaults = array (
 	'comments_invalidate' => true,
 );
 
-$wp_ffpc = new WP_FFPC ( 'wp-ffpc', '1.6.0', 'WP-FFPC', $wp_ffpc_defaults, 'PeterMolnar_WordPressPlugins_wp-ffpc_HU' , 'WP-FFPC' , 'FA3NT7XDVHPWU' );
+$wp_ffpc = new WP_FFPC ( 'wp-ffpc', '1.7.0', 'WP-FFPC', $wp_ffpc_defaults, 'PeterMolnar_WordPressPlugins_wp-ffpc_HU' , 'WP-FFPC' , 'FA3NT7XDVHPWU' );
 
 ?>