diff --git a/frustration.rs b/frustration.rs
index bf1cbcd..38d7db1 100644
--- a/frustration.rs
+++ b/frustration.rs
@@ -516,3 +516,20 @@ fn main() {
 : dog  dog ;
 100 dog
 */
+
+/* TODO LIST
+ * 0=
+ * allot, cell, cells
+ * base
+ * c@ and c!
+ * comments ( )
+ * comments \
+ * emit
+ * forth-style line parsing, instead of pre-baked str::split(" ").
+ * key
+ * recursive with more creature comforts
+ * see
+ * startup message "XXXXX bytes free"
+ * strings ." this", s" that", etc.
+ * words
+ */