Because those devices have lots and lots of users they can't lose. Vision Pro has 0 users so far, will have a negligible amount for a while given the retail pr

Because those devices have lots and lots of users they can't lose. Vision Pro has 0 users so far, will have a negligible amount for a while given the retail price, and almost certainly every single user of Vision Pro will have another device that these companies' apps already exist, so they aren't losing potential users.