You should see The Orville. There's an episode about exactly that.
Do you really need that the majority of users use the same OS you use? It'd be nice but not necessary at all.
Aren't there instances?
Leaving FB for WA = Leaving Meta for Meta.
Wasn't Wargus an StarCraft like engine?
Animal reservoir? Instead of millions of pigs sent to the slaughter, thousands in free range zones where they can have their stem cells harvested without suffering. And "train" the rest to live on their original place.
One word: headphones
It's easy. Just check if mouse moves left OR left key is pressed OR joystick is pushed left THEN move left.
Look at it from outside China and the US and try to find the difference.
I buy that if it's not a "trans locker" but a "TERF locker". Women that don't have a problem can go to the "normal" women locker.
Not with the police. With the town hall. It's not mandatory but saves you some headaches with paperwork.