First met an HP3000 less than five years into its product life. Also conversant with Unix. Have worked on TCP/IP stacks and applications derived from BSD and MIT/CMU-licensed code, now sometimes hacking on freevt3k (github hairyvisionary freevt3k) which is GPLv2 licensed.
@Soyweiser To be fair that change request was made by the original purchaser of the yacht, long before it was re-christened Bayesian by its new owner