I think even when homeowners love their room, it's still a shock, because you left your house, went to sleep, came home and your room was dramatically and drastically different.
Not taboo - it's just that straight actors still risk their careers commercially and economically. They have to please the crowd - they're movie stars; their image is their industry. It goes beyond acting.
Remember, sex is like a Chinese dinner. It ain't over 'til you both get your cookie.