@evan This was fine, and you made me look up Banyan Vines. Amazingly, I've used all of the other 3 and recognized them
Next time, I would love to see my two favorite email options:
user%realhost@relayhost.com
node1!node2!ucbvax!decwrl!user
And a Fidonet bonus: John Goerzen@1:291/51