But don't we already have microcontrollers in everything? My keyboard has a microcontroller in it. The harddrive has a microcontroller. USB has a microcontro

But don't we already have microcontrollers in everything? My keyboard has a microcontroller in it. The harddrive has a microcontroller. USB has a microcontroller (or two, or three). Heck, even our CPUs now come with microcontrollers embedded in them!