These were supposed to be young people with very laid back schedules. That’s what the vibe of the show was about. I’m pretty sure there isn’t a shortage of groups of young adults with moderately wealthy parents living in this sort of bohemian setting now and there certainly wasn’t one in the 90s.
But yeah, it isn’t universal and it can come across badly in sine cases
The show is set in the 90s and IT wasn’t something mainstream back then. The plot is not that they’re too dense to understand, it’s that it is too obscure to care