By setting a short time frame to create our repertoire piece we gain an invaluable skill which improves everything you do in life: FOCUS.

If you set a goal of "creating some kind of artwork in a 2 day period". then you will do exactly that. You will create "some kind of artwork in a 2 day period". What if you set a goal of "painting a masterwork in 3 hours"?

Immediately your mind is more focussed.