diff --git a/inc/cache.php b/inc/cache.php
index 849748d4..fd89be13 100644
--- a/inc/cache.php
+++ b/inc/cache.php
@@ -60,10 +60,8 @@ class Cache {
 				break;
 		}
 		
-		// debug
-		if ($data !== false && $config['debug']) {
-			$debug['cached'][] = $key;
-		}
+		if ($config['debug'])
+			$debug['cached'][] = $key . ($data === false ? ' (miss)' : ' (hit)');
 		
 		return $data;
 	}
@@ -95,10 +93,13 @@ class Cache {
 			case 'php':
 				self::$cache[$key] = $value;
 				break;
-		}			
+		}
+		
+		if ($config['debug'])
+			$debug['cached'][] = $key . ' (set)';
 	}
 	public static function delete($key) {
-		global $config;
+		global $config, $debug;
 		
 		$key = $config['cache']['prefix'] . $key;
 		
@@ -119,6 +120,9 @@ class Cache {
 				unset(self::$cache[$key]);
 				break;
 		}
+		
+		if ($config['debug'])
+			$debug['cached'][] = $key . ' (deleted)';
 	}
 	public static function flush() {
 		global $config;
diff --git a/inc/config.php b/inc/config.php
index ccefe1e8..1d3321ce 100644
--- a/inc/config.php
+++ b/inc/config.php
@@ -464,10 +464,10 @@
  */
 
 	// "Wiki" markup syntax ($config['wiki_markup'] in pervious versions):
-	$config['markup'][] = array("/'''([^<]+?)'''/", "<strong>\$1</strong>");
-	$config['markup'][] = array("/''([^<]+?)''/", "<em>\$1</em>");
-	$config['markup'][] = array("/\*\*([^<]+?)\*\*/", "<span class=\"spoiler\">\$1</span>");
-	$config['markup'][] = array("/^[ |\t]*==([^<]+?)==[ |\t]*$/m", "<span class=\"heading\">\$1</span>");
+	$config['markup'][] = array("/'''(.+?)'''/", "<strong>\$1</strong>");
+	$config['markup'][] = array("/''(.+?)''/", "<em>\$1</em>");
+	$config['markup'][] = array("/\*\*(.+?)\*\*/", "<span class=\"spoiler\">\$1</span>");
+	$config['markup'][] = array("/^[ |\t]*==(.+?)==[ |\t]*$/m", "<span class=\"heading\">\$1</span>");
 
 	// Highlight PHP code wrapped in <code> tags (PHP 5.3+)
 	// $config['markup'][] = array(
@@ -477,6 +477,16 @@
 	// 	}
 	// );
 
+	// Repair markup with HTML Tidy. This may be slower, but it solves nesting mistakes. Tinyboad, at the
+	// time of writing this, can not prevent out-of-order markup tags (eg. "**''test**'') without help from
+	// HTML Tidy.
+	$config['markup_repair_tidy'] = false;
+
+	// Always regenerate markup. This isn't recommended and should only be used for debugging; by default,
+	// Tinyboard only parses post markup when it needs to, and keeps post-markup HTML in the database. This
+	// will significantly impact performance when enabled.
+	$config['always_regenerate_markup'] = false;
+
 /*
  * ====================
  *  Image settings
@@ -606,7 +616,7 @@
 	// Display the aspect ratio of uploaded files.
 	$config['show_ratio'] = false;
 	// Display the file's original filename.
-	$config['show_filename']= true;
+	$config['show_filename'] = true;
 
 	// Display image identification links using regex.info/exif, TinEye and Google Images.
 	$config['image_identification'] = false;
diff --git a/inc/display.php b/inc/display.php
index 84055d5f..4988cbf5 100644
--- a/inc/display.php
+++ b/inc/display.php
@@ -330,6 +330,11 @@ class Post {
 		
 		$this->modifiers = extract_modifiers($this->body_nomarkup);
 		
+		if ($config['always_regenerate_markup']) {
+			$this->body = $this->body_nomarkup;
+			markup($this->body);
+		}
+		
 		if ($this->mod)
 			// Fix internal links
 			// Very complicated regex
@@ -430,6 +435,11 @@ class Thread {
 		
 		$this->modifiers = extract_modifiers($this->body_nomarkup);
 		
+		if ($config['always_regenerate_markup']) {
+			$this->body = $this->body_nomarkup;
+			markup($this->body);
+		}
+		
 		if ($this->mod)
 			// Fix internal links
 			// Very complicated regex
diff --git a/inc/functions.php b/inc/functions.php
index b5daa3a6..379f1cbe 100644
--- a/inc/functions.php
+++ b/inc/functions.php
@@ -9,6 +9,8 @@ if (realpath($_SERVER['SCRIPT_FILENAME']) == str_replace('\\', '/', __FILE__)) {
 	exit;
 }
 
+$microtime_start = microtime(true);
+
 require_once 'inc/display.php';
 require_once 'inc/template.php';
 require_once 'inc/database.php';
@@ -24,7 +26,7 @@ mb_internal_encoding('UTF-8');
 loadConfig();
 
 function loadConfig() {
-	global $board, $config, $__ip, $debug, $__version;
+	global $board, $config, $__ip, $debug, $__version, $microtime_start;
 
 	$error = function_exists('error') ? 'error' : 'basic_error_function_because_the_other_isnt_loaded_yet';
 
@@ -82,7 +84,8 @@ function loadConfig() {
 	if ($config['debug']) {
 		if (!isset($debug)) {
 			$debug = array('sql' => array(), 'exec' => array(), 'purge' => array(), 'cached' => array(), 'write' => array());
-			$debug['start'] = microtime(true);
+			$debug['start'] = $microtime_start;
+			$debug['start_debug'] = microtime(true);;
 		}
 	}
 
@@ -647,7 +650,7 @@ function checkBan($board = 0) {
 	if (event('check-ban', $board))
 		return true;
 
-	$query = prepare("SELECT `set`, `expires`, `reason`, `board`, `seen`, ``bans``.`id` FROM ``bans`` WHERE (`board` IS NULL OR `board` = :board) AND `ip` = :ip ORDER BY `expires` IS NULL DESC, `expires` DESC, `expires` DESC LIMIT 1");
+	$query = prepare("SELECT `set`, `expires`, `reason`, `board`, `seen`, ``bans``.`id` FROM ``bans`` WHERE (`board` IS NULL OR `board` = :board) AND `ip` = :ip ORDER BY `expires` IS NULL DESC, `expires` DESC LIMIT 1");
 	$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
 	$query->bindValue(':board', $board);
 	$query->execute() or error(db_error($query));
@@ -1309,7 +1312,7 @@ function buildIndex() {
 	for ($page = 1; $page <= $config['max_pages']; $page++) {
 		$filename = $board['dir'] . ($page == 1 ? $config['file_index'] : sprintf($config['file_page'], $page));
 
-		if ($config['try_smarter'] && isset($build_pages) && count($build_pages)
+		if ($config['try_smarter'] && isset($build_pages) && !empty($build_pages)
 			&& !in_array($page, $build_pages) && is_file($filename))
 			continue;
 		$content = index($page);
@@ -1357,6 +1360,9 @@ function buildIndex() {
 		$jsonFilename = $board['dir'] . 'catalog.json';
 		file_write($jsonFilename, $json);
 	}
+
+	if ($config['try_smarter'])
+		$build_pages = array();
 }
 
 function buildJavascript() {
@@ -1557,6 +1563,9 @@ function markup(&$body, $track_cites = false) {
 		if ($num_links > $config['max_links'])
 			error($config['error']['toomanylinks']);
 	}
+	
+	if ($config['markup_repair_tidy'])
+		$body = str_replace('  ', ' &nbsp;', $body);
 
 	if ($config['auto_unicode']) {
 		$body = unicodify($body);
@@ -1581,29 +1590,41 @@ function markup(&$body, $track_cites = false) {
 
 		$skip_chars = 0;
 		$body_tmp = $body;
-
+		
+		$search_cites = array();
+		foreach ($cites as $matches) {
+			$search_cites[] = '`id` = ' . $matches[2][0];
+		}
+		$search_cites = array_unique($search_cites);
+		
+		$query = query(sprintf('SELECT `thread`, `id` FROM ``posts_%s`` WHERE ' .
+			implode(' OR ', $search_cites), $board['uri'])) or error(db_error());
+		
+		$cited_posts = array();
+		while ($cited = $query->fetch(PDO::FETCH_ASSOC)) {
+			$cited_posts[$cited['id']] = $cited['thread'] ? $cited['thread'] : false;
+		}
+				
 		foreach ($cites as $matches) {
 			$cite = $matches[2][0];
-			$query = prepare(sprintf("SELECT `thread`,`id` FROM ``posts_%s`` WHERE `id` = :id LIMIT 1", $board['uri']));
-			$query->bindValue(':id', $cite);
-			$query->execute() or error(db_error($query));
 
 			// preg_match_all is not multibyte-safe
 			foreach ($matches as &$match) {
 				$match[1] = mb_strlen(substr($body_tmp, 0, $match[1]));
 			}
 
-			if ($post = $query->fetch(PDO::FETCH_ASSOC)) {
+			if (isset($cited_posts[$cite])) {
 				$replacement = '<a onclick="highlightReply(\''.$cite.'\');" href="' .
-					$config['root'] . $board['dir'] . $config['dir']['res'] . ($post['thread']?$post['thread']:$post['id']) . '.html#' . $cite . '">' .
-						'&gt;&gt;' . $cite .
-						'</a>';
+					$config['root'] . $board['dir'] . $config['dir']['res'] .
+					($cited_posts[$cite] ? $cited_posts[$cite] : $cite) . '.html#' . $cite . '">' .
+					'&gt;&gt;' . $cite .
+					'</a>';
 
 				$body = mb_substr_replace($body, $matches[1][0] . $replacement . $matches[3][0], $matches[0][1] + $skip_chars, mb_strlen($matches[0][0]));
 				$skip_chars += mb_strlen($matches[1][0] . $replacement . $matches[3][0]) - mb_strlen($matches[0][0]);
 
 				if ($track_cites && $config['track_cites'])
-					$tracked_cites[] = array($board['uri'], $post['id']);
+					$tracked_cites[] = array($board['uri'], $cite);
 			}
 		}
 	}
@@ -1616,6 +1637,66 @@ function markup(&$body, $track_cites = false) {
 
 		$skip_chars = 0;
 		$body_tmp = $body;
+		
+		if (isset($cited_posts)) {
+			// Carry found posts from local board >>X links
+			foreach ($cited_posts as $cite => $thread) {
+				$cited_posts[$cite] = $config['root'] . $board['dir'] . $config['dir']['res'] .
+					($thread ? $thread : $cite) . '.html#' . $cite;
+			}
+			
+			$cited_posts = array(
+				$board['uri'] => $cited_posts
+			);
+		} else
+			$cited_posts = array();
+		
+		$crossboard_indexes = array();
+		$search_cites_boards = array();
+		
+		foreach ($cites as $matches) {
+			$_board = $matches[2][0];
+			$cite = @$matches[3][0];
+			
+			if (!isset($search_cites_boards[$_board]))
+				$search_cites_boards[$_board] = array();
+			$search_cites_boards[$_board][] = $cite;
+		}
+		
+		$tmp_board = $board['uri'];
+		
+		foreach ($search_cites_boards as $_board => $search_cites) {
+			$clauses = array();
+			foreach ($search_cites as $cite) {
+				if (!$cite || isset($cited_posts[$_board][$cite]))
+					continue;
+				$clauses[] = '`id` = ' . $cite;
+			}
+			$clauses = array_unique($clauses);
+			
+			if ($board['uri'] != $_board) {
+				if (!openBoard($_board))
+					continue; // Unknown board
+			}
+			
+			if (!empty($clauses)) {
+				$cited_posts[$_board] = array();
+				
+				$query = query(sprintf('SELECT `thread`, `id` FROM ``posts_%s`` WHERE ' .
+					implode(' OR ', $clauses), $board['uri'])) or error(db_error());
+				
+				while ($cite = $query->fetch(PDO::FETCH_ASSOC)) {
+					$cited_posts[$_board][$cite['id']] = $config['root'] . $board['dir'] . $config['dir']['res'] .
+						($cite['thread'] ? $cite['thread'] : $cite['id']) . '.html#' . $cite['id'];
+				}
+			}
+			
+			$crossboard_indexes[$_board] = $config['root'] . $board['dir'] . $config['file_index'];
+		}
+		
+		// Restore old board
+		if ($board['uri'] != $tmp_board)
+			openBoard($tmp_board);
 
 		foreach ($cites as $matches) {
 			$_board = $matches[2][0];
@@ -1626,42 +1707,34 @@ function markup(&$body, $track_cites = false) {
 				$match[1] = mb_strlen(substr($body_tmp, 0, $match[1]));
 			}
 
-			// Temporarily store board information because it will be overwritten
-			$tmp_board = $board['uri'];
+			if ($cite) {
+				if (isset($cited_posts[$_board][$cite])) {
+					$link = $cited_posts[$_board][$cite];
+					
+					$replacement = '<a ' .
+						($_board == $board['uri'] ?
+							'onclick="highlightReply(\''.$cite.'\');" '
+						: '') . 'href="' . $link . '">' .
+						'&gt;&gt;&gt;/' . $_board . '/' . $cite .
+						'</a>';
 
-			// Check if the board exists, and load settings
-			if (openBoard($_board)) {
-				if ($cite) {
-					$query = prepare(sprintf("SELECT `thread`,`id` FROM ``posts_%s`` WHERE `id` = :id LIMIT 1", $board['uri']));
-					$query->bindValue(':id', $cite);
-					$query->execute() or error(db_error($query));
-
-					if ($post = $query->fetch(PDO::FETCH_ASSOC)) {
-						$replacement = '<a onclick="highlightReply(\''.$cite.'\');" href="' .
-							$config['root'] . $board['dir'] . $config['dir']['res'] . ($post['thread']?$post['thread']:$post['id']) . '.html#' . $cite . '">' .
-								'&gt;&gt;&gt;/' . $_board . '/' . $cite .
-								'</a>';
-
-						$body = mb_substr_replace($body, $matches[1][0] . $replacement . $matches[4][0], $matches[0][1] + $skip_chars, mb_strlen($matches[0][0]));
-						$skip_chars += mb_strlen($matches[1][0] . $replacement . $matches[4][0]) - mb_strlen($matches[0][0]);
-
-						if ($track_cites && $config['track_cites'])
-							$tracked_cites[] = array($board['uri'], $post['id']);
-					}
-				} else {
-					$replacement = '<a href="' .
-						$config['root'] . $board['dir'] . $config['file_index'] . '">' .
-							'&gt;&gt;&gt;/' . $_board . '/' .
-							'</a>';
 					$body = mb_substr_replace($body, $matches[1][0] . $replacement . $matches[4][0], $matches[0][1] + $skip_chars, mb_strlen($matches[0][0]));
 					$skip_chars += mb_strlen($matches[1][0] . $replacement . $matches[4][0]) - mb_strlen($matches[0][0]);
-				}
-			}
 
-			// Restore main board settings
-			openBoard($tmp_board);
+					if ($track_cites && $config['track_cites'])
+						$tracked_cites[] = array($_board, $cite);
+				}
+			} elseif(isset($crossboard_indexes[$_board])) {
+				$replacement = '<a href="' . $crossboard_indexes[$_board] . '">' .
+						'&gt;&gt;&gt;/' . $_board . '/' .
+						'</a>';
+				$body = mb_substr_replace($body, $matches[1][0] . $replacement . $matches[4][0], $matches[0][1] + $skip_chars, mb_strlen($matches[0][0]));
+				$skip_chars += mb_strlen($matches[1][0] . $replacement . $matches[4][0]) - mb_strlen($matches[0][0]);
+			}
 		}
 	}
+	
+	$tracked_cites = array_unique($tracked_cites, SORT_REGULAR);
 
 	$body = preg_replace("/^\s*&gt;.*$/m", '<span class="quote">$0</span>', $body);
 
@@ -1669,7 +1742,25 @@ function markup(&$body, $track_cites = false) {
 		$body = preg_replace('/\s+$/', '', $body);
 
 	$body = preg_replace("/\n/", '<br/>', $body);
-
+	
+	if ($config['markup_repair_tidy']) {
+		$tidy = new tidy();
+		$body = $tidy->repairString($body, array(
+			'doctype' => 'omit',
+			'bare' => true,
+			'literal-attributes' => true,
+			'indent' => false,
+			'show-body-only' => true,
+			'wrap' => 0,
+			'output-bom' => false,
+			'output-html' => true,
+			'newline' => 'LF',
+			'quiet' => true,
+			
+		), 'utf8');
+		$body = str_replace("\n", '', $body);
+	}
+		
 	return $tracked_cites;
 }
 
@@ -2022,7 +2113,7 @@ function rDNS($ip_addr) {
 	}
 
 	if ($config['cache']['enabled'])
-		cache::set('rdns_' . $ip_addr, $host, 3600);
+		cache::set('rdns_' . $ip_addr, $host);
 
 	return $host;
 }
@@ -2047,7 +2138,7 @@ function DNS($host) {
 	}
 
 	if ($config['cache']['enabled'])
-		cache::set('dns_' . $host, $ip_addr !== false ? $ip_addr : '?', 3600);
+		cache::set('dns_' . $host, $ip_addr !== false ? $ip_addr : '?');
 
 	return $ip_addr;
 }
diff --git a/inc/template.php b/inc/template.php
index ef688944..6d417631 100644
--- a/inc/template.php
+++ b/inc/template.php
@@ -35,7 +35,7 @@ function load_twig() {
 }
 
 function Element($templateFile, array $options) {
-	global $config, $debug, $twig;
+	global $config, $debug, $twig, $build_pages;
 	
 	if (!$twig)
 		load_twig();
@@ -47,8 +47,12 @@ function Element($templateFile, array $options) {
 	if (isset($options['body']) && $config['debug']) {
 		if (isset($debug['start'])) {
 			$debug['time'] = '~' . round((microtime(true) - $debug['start']) * 1000, 2) . 'ms';
+			$debug['time (initialization)'] = '~' . round(($debug['start_debug'] - $debug['start']) * 1000, 2) . 'ms';
 			unset($debug['start']);
+			unset($debug['start_debug']);
 		}
+		if ($config['try_smarter'] && isset($build_pages) && !empty($build_pages))
+			$debug['build_pages'] = $build_pages;
 		$debug['included'] = get_included_files();
 		$debug['memory'] = round(memory_get_usage(true) / (1024 * 1024), 2) . ' MiB';
 		$options['body'] .=
diff --git a/install.php b/install.php
index a029659e..e3e8a3e2 100644
--- a/install.php
+++ b/install.php
@@ -383,6 +383,7 @@ if (file_exists($config['has_installed'])) {
 			}
 		case 'v0.9.6-dev-13':
 			query("ALTER TABLE ``antispam`` ADD INDEX `expires` (`expires`)") or error(db_error());
+		case 'v0.9.6-dev-14':
 		case false:
 			// Update version number
 			file_write($config['has_installed'], VERSION);
diff --git a/post.php b/post.php
index 867e3595..9fc4be66 100644
--- a/post.php
+++ b/post.php
@@ -684,15 +684,14 @@ if (isset($_POST['delete'])) {
 		incrementSpamHash($post['antispam_hash']);
 	}
 	
-	if (isset($post['tracked_cites'])) {
+	if (isset($post['tracked_cites']) && !empty($post['tracked_cites'])) {
+		$insert_rows = array();
 		foreach ($post['tracked_cites'] as $cite) {
-			$query = prepare('INSERT INTO ``cites`` VALUES (:board, :post, :target_board, :target)');
-			$query->bindValue(':board', $board['uri']);
-			$query->bindValue(':post', $id, PDO::PARAM_INT);
-			$query->bindValue(':target_board',$cite[0]);
-			$query->bindValue(':target', $cite[1], PDO::PARAM_INT);
-			$query->execute() or error(db_error($query));
+			$insert_rows[] = '(' .
+				$pdo->quote($board['uri']) . ', ' . (int)$id . ', ' .
+				$pdo->quote($cite[0]) . ', ' . (int)$cite[1] . ')';
 		}
+		query('INSERT INTO ``cites`` VALUES ' . implode(', ', $insert_rows)) or error(db_error());;
 	}
 	
 	if (!$post['op'] && strtolower($post['email']) != 'sage' && !$thread['sage'] && ($config['reply_limit'] == 0 || $numposts['replies']+1 < $config['reply_limit'])) {
diff --git a/templates/posts.sql b/templates/posts.sql
index 1e092985..e41a7f38 100644
--- a/templates/posts.sql
+++ b/templates/posts.sql
@@ -29,6 +29,6 @@ CREATE TABLE IF NOT EXISTS ``posts_{{ board }}`` (
    KEY `thread_id` (`thread`,`id`),
    KEY `time` (`time`),
    FULLTEXT KEY `body` (`body`),
-   KEY `ip` (`ip`),
+   KEY `ip` (`ip`)
  ) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 AUTO_INCREMENT=1 ;
  
\ No newline at end of file