Apparently some information about Assassin’s Creed 2 was leaked from a focus group in Montreal.

In an interview, Ubisoft CEO Yves Guillemot refused to talk about Assassin’s Creed 2, but confirmed it was in development: Guillemot said, “What we just can say is that we are working hard on the product.”[47] On February 24, 2009, tipsters [...]