There were a few series which were easily recordable in the 80s, which many of us collectors didn't really pay a lot of attention to, figuring they were very accessible at the time. There were so many rarities which were popping up everywhere, on CBN, Lifetime, USA, Nostalgia Channel, etc., that...
What was lost were shows produced on 2-inch videotape which did not have backups made in other tape formats. Universal didn't do a great deal of tape production but for instance shows like Don Adams Screen Test burned up. Other series that were done in that format, perhaps Sirota's Court and...
When its pretty much assumed by everyone that the lead actor committed a murder (convicted or not), that pretty much makes the show not a very desirable property, whether on DVD, streaming or whatever. The first season release sold poorly, only around 8,000 units as I recall.
Speaking of its...