Any idea how many of them? I know of a few, the kind that make the newspapers, but I have no idea if it happens privately or not. I don't know any personally.

I had the impression that it was pretty rare. Nothing wrong with it; it appears to work perfectly well. But nonetheless I would have expected it to not occur all that often, since the transition is so much trouble and so important to their well-being.

True but the person getting treatment doesn't become a man. She's still a woman, no? The moustaches are usually reminiscent of faint early teenager 'staches and not gruff looking.

You're correct that they don't become a man. They always were a man, and are now undergoing treatments to bring their bodies in line with their gender.

Testosterone is testosterone, and it makes facial hair regardless of your genitals. I know several trans men who have significantly better beards than I have. They don't need beards to be men, though I think many appreciate the visible confirmation that their bodies now match what they understand themselves to be.

That makes sense but that must be a very small percentage of all people who can potentially become pregnant.

That's correct. It has happened, but not many times.

It wasn't really the most pressing thing for the Unicode consortium to do. It's just that they had the asymmetry, and it was easy to fix, so they did.