February 2014 NPD Thread! PS4: 285k, XBO: 258k, Wii U: 82k

[wary-wallaroo]

NYANKS said:

kowenicki said:
NPD make estimations too.

They make errors, indeed they did quite recently and in a big way on cable subscriptions.

NPD aren't ifallible, no tracking method is.

How much better than this site are they?

A lot better. There's a reason companies pay NPD group so much.