diff --git a/src/includes/classes/MenuPage.php b/src/includes/classes/MenuPage.php
index 44333b5d..acfd9d86 100644
--- a/src/includes/classes/MenuPage.php
+++ b/src/includes/classes/MenuPage.php
@@ -1,6 +1,8 @@
 <?php
 namespace WebSharks\ZenCache\Pro;
 
+// @TODO Cache directory statistics/charts.
+
 /**
  * Menu Page.
  *
diff --git a/src/includes/closures/Plugin/AdminBarUtils.php b/src/includes/closures/Plugin/AdminBarUtils.php
index b30a959d..0b49565b 100644
--- a/src/includes/closures/Plugin/AdminBarUtils.php
+++ b/src/includes/closures/Plugin/AdminBarUtils.php
@@ -2,6 +2,8 @@
 /*[pro strip-from="lite"]*/
 namespace WebSharks\ZenCache\Pro;
 
+// @TODO Cache file count meter.
+
 /*
  * Filter WordPress admin bar.
  *
diff --git a/src/includes/closures/Plugin/CacheDirStatUtils.php b/src/includes/closures/Plugin/CacheDirStatUtils.php
index 6840b632..4c8d83dd 100644
--- a/src/includes/closures/Plugin/CacheDirStatUtils.php
+++ b/src/includes/closures/Plugin/CacheDirStatUtils.php
@@ -2,6 +2,8 @@
 /*[pro strip-from="lite"]*/
 namespace WebSharks\ZenCache\Pro;
 
+// @TODO Cache directory statistics.
+
 /*
  * Cache directory stats.
  *