If you're having trouble of the sort of ratios you're talking about, you're doing something that alienates people. That doesn't have to be the end of things, because if you work at it eventually it'll change.
You can't change other people. Focus on the things you can affect, like finding ways to make yourself a more relaxed and relaxing person to talk to.
Some people are trying to give you feedback in other parts of this thread. Much of it is not constructive, but some is. But you seem to be focussed on reiterating your points rather than taking it on.
Work out how you can be more open to feedback. Find someone who will give you honest feedback. Distinguish between people who give good, direct feedback and people who get off by demeaning you.
I assume you created this account as a throwaway because you had an idea what you were saying would be controversial but this stuff is troubling you you and you wanted to talk about it. Good move. Now take the next step.
"but young nerds in particular tend to act bizarrely towards women, and are therefore undesirable to be around."
and a personal explanation of why I as a young nerd is slowly developing this kind of a bias.