Drawings and you know doing things with your hand eyes is good for your brain is good for your motor skills sharpens your mind, but at the same time you have to have balance, this is coming from a man who is always trying to dim other peoples light when he has made his billion of dollars and trying to make more money from artificial intelligence a person like Jack Dorsey is a hater, always always trying to dim peoples light, leave people alone keep your stupid opinion to yourself