OF COURSE THEY DID! Who would want to make a movie with a studio that might shelve all your hard work for a fucking tax write-off (or, more likely, to punish rebelling filmmakers)??
(Source is THR which I won't link because fuck THR)
The studios seem unprepared for the monster (appreciative) they've unleashed by abusing their talent and their audiences for so long. If they think the strikes were the end (or even that there won't be more strikes incoming) then they should buckle up.