1 files changed, 1 insertions, 0 deletions
diff --git a/ToDo b/ToDo
index 2a66723a87..d76822cd99 100644
--- a/ToDo
+++ b/ToDo
@@ -33,6 +33,7 @@ Language Spec.
 * property - for methods, or for objects in general.
 * "in" modifier, to annotate, or to encourage assertion.
 * selector namespace - something like generic-flet in CLOS, to help RubyBehevior
+* private instance variable (as in Python?) @_foo in class Foo => @_Foo_foo
 
 Hacking Interpreter