diff --git a/TODO.md b/TODO.md
index 8437aa7..c8a7049 100644
--- a/TODO.md
+++ b/TODO.md
@@ -4,10 +4,13 @@
 * add support for RC/alpha/HEAD versions
 * redo/rethink how tool tags works
 * mirror support
+* checksums
 
+* --copy-compiler-tools
 * installing multiple versions in parallel?
 * exception handling (checked exception library? Maybe effects system all the way?)
 * how to version and extend the format of the downloads file? Compatibility?
 * how to propagate updates? Automatically? Might solve the versioning problem
-
-
+* installing musl on demand?
+* interactive handling when distro doesn't exist and we know the tarball is incompatible?
+* ghcup-with wrapper to execute a command with a given ghc in PATH?