What is the fastest method to solve a 3x3 Rubik's cube
I know CFOP but I don't believe it is the fastest.
The fastest method of solving the cubes is the Fridrich or CFOP Method; this is what the quickest speedcubers use. You can also try the Roux method, ZZ method, or the Petrus method. Check out a few more methods on rubikscube.info/.