“We’ve done tons of user testing on this, and it turns out it doesn’t work,” Jobs said at the company’s “Back to the Mac” event in 2010. 🍏 😬 “Touch surfaces don’t want to be vertical. It gives great demo but after a short period of time, you start to fatigue and after an extended period of time, your arm wants to fall off. It doesn’t work, it’s ergonomically terrible.” 👀