This is the fourth of a series of 10 videos - each video is a small trick, algorithm, or idea some of you can incorporate into your solves. These are generally aimed at people averaging between 8 and 15 seconds. Algorithms: R U' R' U2 L R U' R' U L' Mirrored algorithm: L' U L U2 R' L' U L U' R www.facebook.com/fzemdegs