There's an elephant in the room which people don't like discussing:
If sexual orientation is not a preference, is it genetic and if so, what happens if scientists can screen for it?
If sexual orientation is not a preference, is it genetic and if so, what happens if scientists can screen for it?
Suppose appetite for risk is genetic - does that mean we should stop saying "risk preferences" and (as a matter of civil rights) must stop legally favoring certain choices regarding risk?