From Speedsolving.com Wiki
A reduction-based method for solving the 4x4x4 using ZZ principals: minimal rotations and F/B moves.
A full description is available here.
- Solve Centres
- EOpair DF/DB and place
- EOpair 10 remaining edges
- Flip final bad dedges (including orientation parity)
- EPLL including PLL parity (1 step)
- Speedsolving.com: Simultaneous EO and edge pairing for ZZ on 4x4