As the title says, would you buy Mario Kart 8 if it released on you're system of choice? I personally would(ps4).
And if you're main system is a Wii-U, would you consider buying a different console?
Edit: Not sure if the poll answers are sgown correctly but asnwer number one is 'yes on ps4/XOne' and number two is 'yes on ps3/360'.