for a split second i thought i found a flying mailserver
@bosh postfix in the skiiiiiiiies!
actually knowing its .mil, i figure fuckin qmail from 2002
@Viss a major us aircraft manufacturer to remain nameless was using smtp to transfer maintenance logs back from the planes. Then an email parser to convert the reports to a database. Don't know if they are still doing that but all their planes hosted smtp servers.
When your only tool is a hammer...