Magmic has released an official Rubik’s Cube game optimized for iPhone 4 devices. Rubik’s Cube provides an authentic digital representation of the classic puzzle and can take advantage of optimized Retina display graphics and gyroscope controls when used on the iPhone 4. In addition to the traditional 3x3x3 Rubik’s Cube, the game provides 24 other styles with sizes ranging from 2x2x2 to 5x5x5. Players can also choose an extra challenging…