diff --git a/docs/notes.md b/docs/notes.md
index dffc6e2f..321a0d3d 100644
--- a/docs/notes.md
+++ b/docs/notes.md
@@ -11,3 +11,5 @@ GBA in-game saves are Difficult
 
 PSG volume for the Mega Drive
 (see https://board.byuu.org/viewtopic.php?p=42158#p42158 for info)
+
+Rumble for GB and GBA?