Excite Truck developers working on super secret game for Nintendo

Back when the Wii launched Excite Truck was a diamond in the rough. Monster Games, the chaps enlisted to create the game, are back at it again and theyve been developing this game for Nintendo since December 2006. But theyre not giving away anything too solid about what they have been making. The game is said to be being developed so super secretly that The designers must darken their monitors when the bottled-water deliveryman enters the office. So what could it be? Some people say F-Zero… Source: NeoGAF