(Cool Gadgets Blog) Nikon has announced that it will soon be releasing a digital camera that doubles as a projector.  The COOLPIX S1000pj is a 12 MegaPixel digital camera that allows users to project images onto walls or screens that are up to 40 inches. The COOLPIX S1000pj is the first compact digital camera ever created that features a built-in projector. The switch from digital camera to projector...