And this whole Kinect vs Move bizniz is just retarded...
Aswell as the "shipped" arguments since SONY themselves will NEVER know the true installbase.
Its just something VGC has made up, aswell as the fanboy community, to be able to pour gasoline on the fire of "who's really winning!" showdown.
These "Move has a below 50% sell-through" estimations are numbers based off of gut feelings. There are too many variables in the estimation of unique userbase of a controller. More so since parts of the Move is the PS Eye which has been on the market since last gen, aswell as old games being patched to support the controller. Might aswell do a "6/10 friends i know have a move controller, hence the real number is..."