Ah, apologies, I did not consider that and must have missed it when you mentioned it earlier.
It does, however, raise the interesting question of who the owner(s) might be, if they are willing to pay for every bitcoin deposited into that account. It currently represents over 7.5 million dollars US...
Sounds to me like some hedge funds are getting in on Bitcoin.
I don't know that he has explicitly mentioned it here, but it was a pretty funny moment during his talk at the Bitcoin Conference. It's at 23 minutes in.
http://www.youtube.com/watch?v=LY1xgGiejIc