From d951e40553363381e4ce0283b0358eba67076a10 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Wed, 7 Sep 2022 16:15:38 -0700
Subject: [PATCH] update TODO

---
 TODO.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/TODO.md b/TODO.md
index 7a629328e..b16c37b8d 100644
--- a/TODO.md
+++ b/TODO.md
@@ -12,6 +12,7 @@ Performance:
   screen data structure.
 * Screen cell structure should be rethought to use some data oriented design,
   also bring it closer to GPU cells, perhaps.
+* Cache text shaping results and only invalidate if the line becomes dirty.
 
 Correctness: