BTW, for those curious about "snail mail" or "snailmail", it doesn't start showing up on Usenet until 1992:
http://groups.google.com/groups/sear...=b&sitesearch=
http://groups.google.com/groups/sear...=b&sitesearch=
"Snail mail" has a few isolated mentions in print media (at least, the subset of print media indexed by Google) in the 1980s, and even ones as early as the 1950s
http://news.google.com/archivesearch...nav=od&btnG=Go
The compound word "snailmail" has isolated print media instances as early as the nineteen teens, but, like "snail mail," doesn't seem to have gained popularity until the 1990s:
http://news.google.com/archivesearch...nav=od&btnG=Go