I'm not sure where you are doing your research, but if it's at sites like NeoGAF and Destructoid, you'll be able to form a more informed opinion by going...anywhere else.
It has sold extremely well the past two months and has no signs of stopping. I'm not sure if it was like this at the start of last generation, as I didn't frequent forums then, but just because one console out of the gate sells a few million less consoles, does not mean it is dead in the water. You would not be playing a PS4 if that were the case, and your WiiU would have went the way of the Dreamcast.
Take a look at the upcoming games and what's available now. They're also killing it with digital game sales, especially now during the holiday, take a look.