Assassin’s Creed 2 slow start is ‘necessary’

Although Ubisoft’s Assassin’s Creed 2 (PS3 (http://ps3.qj.net/category/Assassin-s-Creed-2/cid/5596) and Xbox 360 (http://xbox360.qj.net/category/Assassin-s-Creed-2/cid/5597)) has more or less gotten the approving nod of critics all over,