diff --git a/redo/reredo/darwin/box.m b/redo/reredo/darwin/box.m
index ddce8086..24dc7a6b 100644
--- a/redo/reredo/darwin/box.m
+++ b/redo/reredo/darwin/box.m
@@ -2,7 +2,7 @@
 #import "uipriv_darwin.h"
 
 // TODOs:
-// - page 2 isn't growable
+// - page 2 isn't growable - I think this is because the button in the tab isn't stretchy
 
 struct uiBox {
 	uiDarwinControl c;