I saw a post somewhere that said around PS4 power docked, which would be nice. I'd really hope they stay backwards compatible with the Switch, and do some major OS overhaul; namely the network stack and make the OS feel fun again like the Wii and 3DS
You can research which instance you want to build your account on; if you are worried about an echo chamber then I would look for an instance that is clear about what they defederate with, or even run your own. I'm fine with not seeing extremist views and don't mind defederating with Nazi content