Comments: and hide Comment:, not the other way around.
"Bestservhost:"
"Cancel-Key:" ; http://people.dsv.su.se/~jpalme/ietf/mail-headers/
"Cancel-Lock:" ; NNTP posts
-;; "Comment:" ; Lets keep this one
- "Comments:" ; RFC 2822
+ "Comment:" ; Shows up with DomainKeys
+;; "Comments:" ; RFC 2822 - show this one
"Content-" ; RFC 2045, 1123, 1766, 1864, 2045, 2110, 2156, 2183, 2912
"Control:" ; RFC 1036
"Conversion-With-Loss:" ; RFC 2156