Those RFID tags are pretty minimal though. Basically just a thin trace antenna and silicon die directly molded into plastic. https://www.youtube.com/watch?v=KA

Those RFID tags are pretty minimal though. Basically just a thin trace antenna and silicon die directly molded into plastic. https://www.youtube.com/watch?v=KAm7qAKAXwI https://www.youtube.com/watch?v=KAm7qAKAXwI I still agree that it's amazing that our society can make functional structures with feature sizes in the nm/µm ranges so cheaply that we can afford to throw them away.