It looks like he's doing OLL as if he had no OLL parity, and then sees if he has PLL parity or not to know whether to use OLL parity combined with PLL parity alg, or just OLL parity alg... o_0
It looks like he's doing OLL as if he had no OLL parity, and then sees if he has PLL parity or not to know whether to use OLL parity combined with PLL parity alg, or just OLL parity alg... o_0