Gear Cube involve either half turns or a full rotation. It has six stationary centers, each with a different color, that always stay opposite from another specific center. White is always opposite of yellow. Blue is always opposite of green. Red is always opposite of purple. Each center determines what color that side will be. The centers are exactly based on the original Rubik's Cube. They are connected by a three dimensional cross with screws and springs allowing for less tension. Many cube solvers use the same notation when completing a cube, whether they are working on the original Rubik's Cube, the
Ice Cube sound. After launching that comeback album, Ice Cube toured across the world to promote it. The tour is known as "Straight Outta Compton Tour", and accompanying him is his friend and fellow rapper WC from the Westside Connection. Some places he has recently performed include the Paradiso in Amsterdam and various venues in England. After touring the U.S. and Europe, he performed all around Australia, from Sydney's Enmore Theatre to The Forum Arena in Melbourne, before heading to Japan. Ice Cube collaborated with Tech N9ne on the song "Blackboy" that appears on Tech N9ne's July 2008 album "Killer". The eighth