The odd thing is, with Holmes I'm far more into canon and meta rather than the pastiches and speculation, whereas with the Potterverse it's the other way around -- which is why I somehow seldom associate my Sherlockian goings-on with the rest of my "fandom" activity, even though I just received the latest issue of The Serpentine Muse (the journal of the Adventuresses) in today's mail...