Exactly - entertainment constantly changing their delivery.
First it was vinyl/LP, before cassette, 8-track and disk.
Betamax before VHS and disk
Libraries suddenly become useless- much like most of the crap Hollywood dishes out.
Upgrade or is it a con job raking in the dough? What to do with personal inventory that might never be played again?
Almost all of it was innovation and technology advancement over time. Except Bueray... That was a scam. lol