Now we know the real reason why Sony doesnt want in. Its similar to the EA Access situation. Theres too much overlap with competing programs.
'Minecraft' users will need an Xbox Live login to play online on the Nintendo Switch.
The sandbox video game will soon be receiving an update which unifies it across Xbox, PC, and Switch platforms, meaning players are able to play online with anyone, regardless of which console they use.
Unfortunately for Switch users, however, this means they will need an account with Xbox's online system Xbox Live before they can access the game's online features."