I’m afraid I can’t say for certain, as Steven has rarely expressed interest in anything beyond rock collecting, battling, and occasionally my partner. And even then, I’m not sure if that last one is an indication of his own preferences, simple professional interest, or a response to the fact that my partner delights in making me uncomfortable.
You’re adorable when you’re jealous. —LH
That’s not an answer! —Bill
The Pokédex According to Bill 