Widen your driver stance for a longer flat spot
For the driver, a wider stance gives you more width and a longer flat spot at the bottom of the swing arc. The narrower you stand, the more the bottom becomes a V. Widen up with the driver to lengthen that flat spot.
Channel: CraigHansonGolf
Watch official source at 7:20Why this context matters
Stated while contrasting Tiger's wide vs narrow driver setups.