You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
She's mistaking her internalized misogyny (which is pretty apparent from the Harry Potter books alone) for gender dysphoria. She doesn't hate being a woman; she just hates all the terrible things she thinks being a woman must entail and assumes that's how trans men feel.
I also hold out the possibility that she's mistaking her gender dysphoria and sexism for internalized misogyny. I'm not saying she is a self-hating trans man, but I don't think it should be an unspeakable possibility.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.
I'm not the only person to transition later in life. If she truly felt that need, she'd do it (unless there were barriers: barriers that I have a great deal of difficulty imagining would exist for a wealthy person 
).