This site showcases a collection of emails sent within Atari from 1983 to 1992. Read the intro blog post to learn more.
Jed Margolin released these emails on his website in 2001. Jed was a hardware engineer at Atari from 1979 to 1992, and these messages comprise his inbox while he was at Atari.
Yes, I received permission from Jed Margolin.
No. They both left Atari well before the first message in the archive was sent.
They are names of VAX nodes which email users sent/received email to and from. If you had an email account, you had it on a specific node -- e.g. KIM, CHARM, ERNIE, etc.
DM or tweet at Atari Email Archive on Twitter.