Beyond the above, this show is funny and still makes me laugh after 40 years. The characters are basic, hysterical, and consistent. Their stories are well-made, well-acted, and terrifyingly funny.
Two cast members were in concentration camps in the Nazi era. Many were Jews. All were exceptional.
I will watch my VHS collection for years to come, and I will be the only man on the planet to keep buying VCRs to facilitate this wonderful sickness.