-# arbitrary_messages: These are arguments to RSPEAK(). Some spans of
-# these messages need to be kept adjacent and ordered. To see which,
-# grep for RSPEAK calls containing expressions with arithmetic.
+# arbitrary_messages: These are arguments to rspeak(). Some spans of
+# these messages need to be kept adjacent and ordered (for now).
+# To see which, grep for rspeak() calls containing expressions with
+# arithmetic. Eventually, these will be pulled out into more appropriate
+# data structures. Then ordering can be dropped, and gaps removed.