It's his right. His gender identity is his own business. He has the right to self-determination and if it's convenient for him, no one has the right to forbid him. But if he leave his "twitter account", in his posts, where he on a photo with a beard and drinks beer - then let him not complain later. This is considered gender cheating on any respectable forum, and even trolling
That's precisely my point! I can be a woman and have the picture of a bearded dude. Nobody can blame me for this. And, of course, nobody must judge from my picture. Gender cheating isn't a term that I can understand. And, in order to avoid this problem in this forum, I 've suggested the 2 options in my OP.