The Japanese art of Chindogu is the purposeful creation of practically useless devices, or devices that simply don't solve any problem per se, Dr. NakaMats is one of the most famous of these inventors, having over 3.000 patents to his name, including the floppy disk (allegedly). But this is the product of a Japanese YouTuber, Etaro Taro Ise, who is a collector of these "useless" inventions. Would you add this to your kitchen?