3 is enough. You don't need a fourth. Rotate using all 3 equally instead of spending 99% of the time on just one of them
3 is enough. You don't need a fourth. Rotate using all 3 equally instead of spending 99% of the time on just one of them
3 is enough. You don't need a fourth. Rotate using all 3 equally instead of spending 99% of the time on just one of them