Thank you so much! I really wasn't sure how the "is he/isn't he" would come across, and I'm delighted that it worked.
Hee, and I admit that one of the very earliest things that occurred to me writing this fic was that if there were going to be an HP-style urban wizarding enclave anywhere in Canada it would be in Victoria, and that if I were going to put Snape in Victoria, I would have to write him getting snarky with a barista. :-D