And at least one fire destroying a studios film archives. https://en.wikipedia.org/wiki/1965_MGM_vault_fire https://en.wikipedia.org/wiki/1965_MGM_vault_fire

And at least one fire destroying a studios film archives. https://en.wikipedia.org/wiki/1965_MGM_vault_fire https://en.wikipedia.org/wiki/1965_MGM_vault_fire (That article says that many other film studios destroyed old film prints, so it's not just fires (explosions really, since nitrocellulose film tends to go boom, plus even in the best case it degrades into an unusable mess with time))