David Gilday has done it again! The inventor of the Lego NXT Rubik’s Cube-solving robot has beefed it up with none other than a Motorola Droid. Now his monster is rocking Android and solving Rubik’s cubes all over town. The video below shows this robot solving a 7x7x7 Rubik’s Cube in 38 minutes and 53 seconds! Let’s see your iPhone 4 do that!