That article has taken a lot of liberties with Drew Karpyshyn's exit, especially since Drew has made it clear on his own Twitter account that Mac Walters has been the head writer since the BEGINNING of Mass Effect 2 and that Drew's collaboration ended about halfway through the development of the second game. Anyone who hasn't seen the Final Hours of ME 3 publication for the iPad needs to download or find a copy of it to get their facts straight.