Earlier quoted context omitted.
My lived experience just completely disagrees with what you are saying. Perhaps it's an age difference thing. The gay men have had more of a problem with me than the straight ladies. I gravitate towards bi/pan people anyways due to my androgynous features.
I don't know how old you are, but anyway it seems you are starting with a pretty good crowd, if you're not ugly, androgynous (sought after) and dating in an understanding pool, which is your own orientation. I see where you are coming from but it doesn't seem like it warranted the blanket dismissal you started with. For what it's worth I found a blog post referring to that phenomenon from a few years ago which talks…
It's simple, you make a profile, talk to people, people talk to you... Why is that so hard?