Acceleration versus Velocity. One is speed that is slowing down. One is a speed that is increasing. The golf ball likes one of these much more than the other,
The simplest thing golfers can do to improve their fundamentals is to create repetition. Be consistent. Be disciplined, To the point where creating a habit becomes a natural part of your game.
Golf is a target game. Watch this brilliant example of Jack Nicklaus paying total attention to what is ahead of him and not how he is going to execute the swing.
Getting the arms in the correct spot to learn the 430 release is a visual thing as well as a function thing. This drill is not just about releasing the club- It is setting up the body so it can be primed to keep moving through and beyond.
The "Out Is Down" video I made for my YouTube channel several years still continues to be one of my most watched and now better understood aspects of the swing. Watch this new video supporting the evidence and see how it all works in slow motion.