For some reason I don't really recall, I'm subscribed to the VSI channel on YouTube, and they put out this video this morning:
Of course it's aimed at helping their current customers get up to speed on how to pump big iron on legacy systems, but one can readily imagine that most of the fundamentals transfer to the 1980s context just as well, with the VMS–BSD contrast being a familiar experience to anyone near a university or big company. Very important background info when thinking about how BSD-derived systems like NeXT were perceived and experienced when they were new.
VMS! Man, I remember not being fond of being forced to use it back in my school days!