ethomaz on 10 March 2013
Sales potential.
Not the hardware but the software... so if a publishers have certain the game will sell good on Wii U then it will port the game from PS4 to Wii U even if the quality is decreased because the lack of power.
The issue is the Wii U's owners (Wii's owners too) didn't buy third-party titles so the publishers are ignoring the console.
Essay Pro