It will be up to the PGA Tour to say no, a position it might dread. No way can you read into this that it's going to fundamentally change how baseball is played the next time someone with a debilitating illness wants to play, or how golf is played. They didn't want anybody to tell them. That's who we're talking about here, not the Caseys of the world. That pyramid is so narrow it doesn't do anything.
Carts are everywhere in golf.
Maybe this will let him focus on getting the ball in the hole and let him take off from there. Certainly he has not won more than his share of prize money, more than his share of tournaments, hasn't done all of those things that would be indicative of any competitive advantage. In baseball, going from first to third is an inherent fact of the game. It would change the basic essence if you say we no longer require a batter to run to first base. In other words, don't expect those massive doomsday ramifications you're hearing.