What if the shadow clone rebels because it doesn't want to do all your stuff. Because re,ember it is an exact copy of you. So there is no guarantee that it'll do anything you want it to do.
1 to train, 1 to learn, 10 to work, 1 to eat, 1 to cook, 1 to clean,......
And with the same amounts let them super relax, massage, sleep, chill to cancel out the after effect.
While im watching all kind of film series and get laid with 1 transformation clone when bored....