+The following are the known major problems and their Problem Report
+number:
+
+012, 043 Names of files and programs cannot have upper case letters
+ in them -- these get mapped to lower case due to the
+ case mapping feature.
+178 Because of the different syntaxes used in envelopes versus
+ headers, we will occasionally allow syntactically incorrect
+ headers go out.
+226 Quote interpretation may be incorrect -- this is not well
+ defined in the protocols.
+