diff --git a/src/TODO.md b/src/TODO.md
index d6c7b66..fee487d 100644
--- a/src/TODO.md
+++ b/src/TODO.md
@@ -10,3 +10,6 @@
 [ ] NTP
 [ ] Config to only start a subset of tasks on startup
 [ ] Serial CLI
+[ ] Surface blending API
+[ ] Layer blending equations
+[ ] Surface rotation