diff --git a/libraries/optimizer.php b/libraries/optimizer.php
index bb1e547..2366385 100644
--- a/libraries/optimizer.php
+++ b/libraries/optimizer.php
@@ -105,6 +105,11 @@ class optimizer
 		return $queue;
 	}
 	
+	public static function build_single_level_removand_list(osu_library $library)
+	{
+		return self::build_removand_list($library);
+	}
+	
 	public static function copy_unless_excluded(string $needle, array $value, array $excluded_list)
 	{
 		if (in_array($needle, $excluded_list))
@@ -186,21 +191,25 @@ class optimizer
 		return array_intersect_key($files, array_diff($files_lowercase, $exclusions_lowercase));
 	}
 	
-	public static function get_junk_files(osu_library $library, $excluded = array()) : array
+	public static function get_junk_files(osu_library $library, $excluded = array(), $single_level = false) : array
 	{
-		$removand = self::build_removand_list($library, true);
-		$exclusions = self::build_excluded_list($library);
-		
+		$removand = self::build_removand_list($library, $single_level);
+		$exclusions = self::build_excluded_list($library, $excluded);
 		return self::array_diff_ver_peppy($removand, $exclusions);
 	}
 	
+	public static function get_single_level_junk_files(osu_library $library, $excluded = array()) : array
+	{
+		return self::get_junk_files($library, $excluded, true);
+	}
+	
 	public static function remove_skins(osu_library $library) : void
 	{
-		$junk_files = self::get_junk_files($library);
+		$junk_files = self::get_single_level_junk_files($library);
 		
 		foreach ($junk_files as $key => $file)
 		{
-			if (self::is_skinnable_image($file) || self::is_skinnable_other($file))
+			if ((!self::is_skinnable_image($file) || self::is_skinnable_other($file)))
 			{
 				unset($junk_files[$key]);
 			}
@@ -211,11 +220,11 @@ class optimizer
 	
 	public static function remove_hitsounds(osu_library $library) : void
 	{
-		$junk_files = self::get_junk_files($library, $exclusions);
+		$junk_files = self::get_single_level_junk_files($library, $exclusions);
 		
 		foreach ($junk_files as $key => $file)
 		{
-			if (self::is_skinnable_sound($file))
+			if (!self::is_skinnable_sound($file))
 			{
 				unset($junk_files[$key]);
 			}
@@ -245,12 +254,14 @@ class optimizer
 			$excluded_arg = array();
 		}
 		
-		$junk_files = self::get_junk_files($library, $excluded_arg);
+		$junk_files = self::get_junk_files($library, $excluded_arg, false);
 		
 		foreach ($junk_files as $key => $file)
 		{
-			if (!$nuke && self::is_skinnable($file)) continue;
-			unset($junk_files[$key]);
+			if (!$nuke && self::is_skinnable($file))
+			{
+				unset($junk_files[$key]);;
+			}
 		}
 		
 		utils::array_delete_if_exists($junk_files);
diff --git a/main.php b/main.php
index 603e6c8..5151ab2 100644
--- a/main.php
+++ b/main.php
@@ -150,13 +150,13 @@ if ($display == "main")
 		[ "./?settings", "Settings", "Go back to the setup/settings screen.", "Settings" ],
 		[ "./?scan", "Scan", "Only scan for changes.", "Scan" ],
 		[ "./?rescan", "Force rescan", "Fully rescan the library. <i>(cached)</i>", "Rescan", "Slow" ],
-		[ "./?blacken", "Remove backgrounds", "Replace the background files with 1x1 black images." ],
+		[ "./?blacken", "Remove backgrounds", "Replace the background files with 1x1 black images. So that osu! stays CAAAALLLLLLMMMMMMMM! And so that you can play without using the \"Background Dim\" setting." ],
 		[ "./?novid", "Remove videos", "" ],
 		[ "./?nosb", "Remove storyboards", "" ],
 		[ "./?noskin", "Remove beatmap skins", "Does not remove hitsounds &amp; storyboard elements.", null, "Slow" ],
 		[ "./?nohit", "Remove custom hitsounds", "Does not remove storyboard elements.", null, "Slow" ],
 		[ "./?purify", "Remove junk files", "Remove everything that isn't referenced in .osu or .osb files.", null, "Very slow" ],
-		[ "./?nuke", "NUKE", "Remove everything that isn't .osu or a referenced audio/background file. Note: old/bad maps might lose vital elements!", "NUKE" ],
+		[ "./?nuke", "NUKE", "Remove everything that isn't .osu or a referenced audio/background file.<br /><br /><b>Note:</b> old/bad maps might lose vital elements!", "NUKE" ],
 		[ "./?warn=repack&forward=" . urlencode("./?repack&all"), "Repack all", "Repack all maps to .osz files. Note: you should not share exported maps; always use official osu! links.", "Repack ALL", "EXTREMELY slow" ],
 		[ "./?cleanup", "Clean up", "Reset your settings, delete unused files, or clear cache. This does not touch your osu! folder. Useful after exporting many maps individually.", "Choose what to clean up" ],
 		[ "./splitter.php?page=1", "TBD", null, "Explore" ],