1 files changed, 4 insertions, 0 deletions
diff --git a/NOTES.txt b/NOTES.txt
index 6d8d37f..6825336 100644
--- a/NOTES.txt
+++ b/NOTES.txt
@@ -23,6 +23,10 @@ arcade game).
 
 Deliberate differences between the Apple II and Atari ports:
 
+0. The Atari version is noticeably faster than the Apple version on II+ or
+   IIe. This is because it's written in C and assembly, not interpreted
+   BASIC. A IIgs on the other hand...
+
 1. "Press ESC for help" rather than ESC to start. Starting the game is
    done with the space bar or return key.