Could? Hitachis RFID-'Powder' was developed almost twenty years ago. https://thefutureofthings.com/3221-hitachi-develops-worlds-smallest-rfid-chip/ https://th

Could? Hitachis RFID-'Powder' was developed almost twenty years ago. https://thefutureofthings.com/3221-hitachi-develops-worlds-smallest-rfid-chip/ https://thefutureofthings.com/3221-hitachi-develops-worlds-s...