That is over 40 years ago, so it should qualify for retro tech 😁 In 1985 we started giving computer classes at the local community college using about half a dozen Olivetti M24.
And there’s a fun story involving a defunct phone booth and California also: https://www.arminhanisch.de/2025/10/calling-peter-norton-en/
#ThrowBackThursday #RetroTech