You never know when that creative spark will ignite in your brain and compel you to sketch out some ideas. But when that genius moment finally arrives, you might consider grabbing your original Nintendo controller, quickly wiring it up to an Arduino board, connecting that to some motors and then using those to drive the dials on an Etch-a-Sketch . Modder Alpinedelta32 tries it in the video after the break and it turns out to be a breeze -- and so much more tactile than other idea-capturing devices