1 files changed, 4 insertions, 0 deletions
diff --git a/TODO b/TODO
index 4b893ea..2514376 100644
--- a/TODO
+++ b/TODO
@@ -1,5 +1,9 @@
 + optimize redraws (redraw only the modified rectangle)
 + undo (by storing lines changed across insert/remove operations)
+  * re-organise undo-ring management
+  - add undo for arrow mode
+  - add undo for text mode
+  - add undo for erase mode
 - fix bug with 'g' commands in arrow mode
 - add screen geometry option (-g 25x80?)
 - read file at point