Harsher in Hindsight: The fact that Good Rain campaigned for gun control and is forced to use a gun anyway. Three months after the movie's release, gun control would become a hot button topic in the wake of the Sandy Hook Elementary School shooting.
During the Moscow chase, the car becomes an obvious CGI model at points, which becomes especially noticeable once it enters the subway station. The Lickers on the other hand fare a little better, and can be considered a step up compared to the stilted animatronics of the first film or the cartoonish looking ones from Resident Evil: Damnation.
Since the clone population never lives over a few hours, any family photos decorating their houses would have to be photoshopped, but the ones Alice studies look really photoshopped.