Men who want to become women are just men who have objectified women so much that they have turned femaleness into a fetish. They believe that by "becoming" the sex object, they will live in a state of constant erotic arousal.
Obviously, playing with your own tits loses it's fascination after a while.
There's nothing I could say here that won't get me in trouble.
Do you realize how many people are refraining from sex until marriage? It's becoming VERY VERY rare. That's true for everybody (liberals and conservatives). People feel like they have to or the other...