Unfortunately, too many. If you turn on dead comments on HN, you'll find that sentiment pretty quickly on many posts from transgender people. And unfortunately

Unfortunately, too many. If you turn on dead comments on HN, you'll find that sentiment pretty quickly on many posts from transgender people. And unfortunately some of those commenters are problematic enough, that they organise their own social circles of hate. We can't tell one way or another from outside in this case, but don't discount this as too unlikely.