To be clear, PDP has no knowledge whatsoever of the official Wii U release date, and thus it is not possible for PDP to have "leaked" this information.

FORBES: [Updated] Here's Why Nintendo's Wii U Has To Release On Sunday, November 18

It is scheduled for release on the Wii U on November 18 in North America and November 30 for Europe and Australia.

CNN: The future world of 'Call of Duty: Black Ops II'

Their rival, Nintendo, will provide more detail about the release of its Wii U games machine at a New York event on Thursday.

BBC: Microsoft patent diagram