I'd say homosexual attraction would be strong enough indicate sexual orientation. Kind of like...the sky is blue.

<<Tell people that the attraction is only ho-hum, and there'd be little sympathy indeed.>>

Strawman. You're just quibbling over semantics. You want to argue that "compulsion" and "sexual orientation" are interchangeable concepts? Go to town, Counselor. Muddying the waters goes with the territory.