I want some advice for cubing. I want to average sub 20 on 3x3, sub 4 on 2x2, sub 2:00 on 4x4, sub 8 on pyra, and sub 10 on skewb. I don't really care about OH or clock, but if you have good advice, please tell me. I would love to hear the amazing recommendations that the pro and average cubers...