951a2282380c

--- a/README.markdown	Wed Jul 04 18:30:49 2018 +0000
+++ b/README.markdown	Sat Jul 07 20:05:26 2018 +0000
@@ -83,3 +83,11 @@
 
 Looked into an SBCL bug, but it turns out the standard is just kind of
 ambiguous, and the current behavior is probably fine.
+
+## 2018-07-07
+
+Did the [Prolog modules tutorial][] for the Prolog class.  This made me really
+appreciate Common Lisp's package system... the Prolog module system seems really
+crufty in comparison.
+
+[Prolog modules tutorial]: http://chiselapp.com/user/ttmrichter/repository/gng/doc/trunk/output/tutorials/swiplmodtut.html