“I just want to be ME! I just want to have friends and not be judged by society. Why can’t I choose my friends without having to worry about whether they’re male or female?”
He doesn’t want to hurt anyone, including you. But he is “doing all of these things” because he wants to, and he wants you to accept it at face value.
I don’t think he’s planning his "big move." If he can have space whilst staying at home, he doesn’t have to.
That doesn’t mean that you have to live parallel lives whilst living under the same roof, though. But if he has the feeling that you’re stifling him, he’s gonna keep his distance.