A project funded by Bill Gates aims to deliver an invisible quantum tattoo hidden in the coronavirus vaccine for storing your vaccination history. The researchers showed that their new dye, which consists of nanocrystals called quantum dots, can remain for at least five years under the skin, where it emits near-infrared light that can be detected by a specially equipped smartphone: https://humansarefree.com/2020/09/bill-gates-funds-invisible-quantum-tattoo-hidden-in-coronavirus-vaccine-for-storing-vaccination-history.html