It's well past midnight, you're home with your brand new Nintendo Wii U -- now what? Well, you've got yourself a hefty firmware update to download should you wish to do anything other than play disc-based Wii U games. Say, for instance, you wanna check out Nintendo's Mii-based social network, Miiverse? You're gonna need that update. Or you want to check out the digital storefront, the eShop? Update. Browse the internet? Up you get the picture. The file download clocks i