diff --git a/nt/CHECK_LIST.md b/nt/CHECK_LIST.md
index 7947333..6ac2d49 100644
--- a/nt/CHECK_LIST.md
+++ b/nt/CHECK_LIST.md
@@ -1,3 +1,6 @@
+- [ ] implement naive Tip/Terminal type
+- [ ] remove all dependency on Wrap type (it's already gone anyways...)
+- [ ] /primitives/bootstrap/parse/parse.nix should be able to terminate on Tip/Terminal elements
 - [ ] mix should do a deeply nested merge, not a surface level merge
 - [ ] implement isomorphisms (especially from primitives to NixTypes)