Why is it that most here assume that if you enjoy cross dressing you are not curious about fem experiences. If one likes to dress and appear as female why would they not be attracted to being with a guy as any girl would fantasize about it. While you could argue that they would be bi it may be no more than an infatuation.
The infatuation of being female and wearing the garb is an elixir which can and will cause many to try and fulfill the role even when under normal condition it would be considered unconventional.