Plenty of phones that were waterproof and had replacable batteries already. This isn't new or even particularily hard to do. For a simplest example - somehow m

Plenty of phones that were waterproof and had replacable batteries already. This isn't new or even particularily hard to do. For a simplest example - somehow my watch is waterproof to 200M down and replacing the battery just takes a tiny screwdriver. Gaskets are not particualarly hard to work with.