Some do. If the current state of things is what happens when vendors are required to publish their source by law, imagine how much worse it would be if they wer

Some do. If the current state of things is what happens when vendors are required to publish their source by law, imagine how much worse it would be if they weren't - there'd be nothing. What little we have of FOSS OSes on cheap consumer devices would be gone. Imagine no LineageOS, no community-supported postmarketOS devices, no installing mainline Linux on old Chromebooks etc.