yeah. for testing early game strats in single player. Generally, up until the first duel is a pretty game-changing time for smaller games. If you can perfect that part of your game, it makes the rest of them game more predictable.
And yes, he means Saving the game at the options picking part; so you can skip the intro every time.
Intro will be cut down to 5-6 seconds in the non-beta; assuming it doesnt cause lag spikes to do so.