Mostly the usual sense of entitlement mixed with glimpses of rationality. What they don't seem to realise is that when these men can't come up with reasons not to sleep with them, it's not because they can't think of anything, it's because they're being polite.
Also, this:
"Brains can understand that trans women are women–but a boner only knows the five senses. If I was a Good Feminist, after all, I would be fucking other trans women by now."
First sentence - well, no, the brain understands that trans women are men, just as the sexual instinct does. Second sentence - maybe the writer should think about having sex with trans men? That would be more logical.