docs: add items to TODO

1 files changed, 3 insertions, 0 deletions

diff --git a/TODO.md b/TODO.md
index cc96f5a..f46bd13 100644
--- a/TODO.md
+++ b/TODO.md
@@ -13,6 +13,9 @@
     - [ ] Effects using stencil buffer
 - [x] Remove position field from Camera component
 - [ ] Remove possible edge cases in ECS component storage
+- [ ] Improve ECS component storage performance
+- [ ] Investigate what happends when a entity has all of it's components removed.
+- [ ] Add support for entities with no components
 - [x] Fix OpenGL warning "Vertex shader in program 3 is being recompiled based on GL state".
       It started at commit 526edc6f4cb5f29d17e2fe384e316236c033fccd.
       Fixed by c4686c2992417545e7a05a6a40ee9f1a8bbf3b96