So now he's at the Hope Center for blood work and general being-kept-under-observation, to see if he's developed any sort of infection that might be causing this.
It's worth pointing out here that even though he is FIV+, Buddha's laundry list of medical issues are all symptomatic of the breed, and/or just being a male cat. The FIV hasn't been an issue ... and by making sure he gets good care at all times, we are working to keep it that way.
Alas, there go the funds for Laurie's HTC Droid Incredible, at least for now, but she's okay with that. Between the two, she'd much rather have Buddha happy and healthy!