HI! im a cuber from China. i was born in Dec,1996. For now, I'm living in Belmont,MA ,which is very close to Boston.
i learned how to solve the 3x3 cube 2 years ago, and i have been working on speed solving for 1 and a half years.
my 3x3 is avg 15~16, 4x4 is avg 1:30.
i hope i can...