Think you know what's coming up on March 7th, when Apple finally (maybe, likely, definitely) reveals the iPad 3? Then put your money where your far-flung prediction is. That was the idea behind SkyBet's iPad 3 prediction betting pool, which briefly allowed gamblers to place bets on the specifications of the upcoming ubergadget. Unfortunately the gambilng site took down its prospective predisctions a few hours later. Some of the odds had climbed as high as twelve to one.