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by aftbit 2002 days ago
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

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.