Haha.. yes brain for sure. You should control your wrist movement better, mate. You should move smooth and slow while writing using mouse. For better hand writing, IMO.
Hehe nice drawing. It seems like you are woried about google spying on you because your hads obviously were shaking when you draw that.
My thought is yo should use at least microsoft words to draw this. it's damn hard to understand. but I must admit you do it better than when I draw by my own hand lol.
i didn't understand what your idea is. Can you explain clearly what do you want to mention the people