Last month there were reports that Nike was going to be creating a limited number of HyperDunks, the ridiculous clownsketball shoes worn by Marty McFly in Back to the Future 2: Full Throttle. Now, someone has put the hoverboard up for sale on eBay. It's got a minimum bid of 30,000 dollars, or 4 Euros (currency joke!). The starving people ...