Among the many changes, the new rules would require batteries in consumer devices like smartphones to be easily removable and replaceable. That's far from the case today...
M.2 would make phones inordinately thick and un-usable. If you really need more than 1TB of storage on your phone, dump your pictures and Videos every so often to a home NAS PC running TrueNAS Core or Scale. And if you have Music on your phone that you own the files to, consider using your home NAS as a Media Server using Plex and use Plex Amp or some other app to stream the music direct to your phone.