You can find the same trick at work in all kinds of machines and electrical appliances, where sensors are ready to switch things on or off in a fraction of a second using clever magnetic switches called relays. Let's take a closer look at how they work!
People with pacemakers should also steer clear of the chair in case of magnetic pulse interference. Televisions and other screens with cathode ray tubes may also be shorted out by the lounger. That said, this chair may need its own clean-room. But who cares? You're trying to relax, so ...