Wii U will be a success by 2015. It'll have some incredible software.
Nintendo's next handheld and console(hybrid or not) will be top of the line stuff.
It'll be released by 2018. PS5 and Xbox 3 won't be out until 2023 at the earliest.
Nintendo will have new hardware and games on the market.
The most powerful system for a few years until new competition from Sony and MS.
Super Mario Galaxy 3 will be a launch title.