https://www.cnet.com/news/how-wireless-charging-will-cook-your-steak/

Picture this: You scoop some grains into your rice cooker, pour in the precise amount of water, place it on the countertop and start tapping on your phone. A light comes on. The rice cooker bubbles away.

Here's what's different about this time compared with the hundreds of other times you've made rice: You haven't plugged the cooker into a wall outlet at all.