Is Nintendo holding back Wii U information? Black Ops 2 a launch title?

[mootap]

I think microsoft payed ea and activision to only talk about cod on thier platforms.I mean i found it weird how on the sony conference they showed a trailer for ass creed on the vita and then talked about cod on vita but just showed a picture...we all know it's cod and ea is gonna be on it either way so whateves