Here is Microsoft’s patent on RFID tracking system linked with cell phone and cryptocurrency
https://patentscope.wipo.int/search/en/detail.jsf?docId=WO2020060606
Here is Gates and MIT work on a digital tattoo that tracks your shots and you wherever you go:
https://21stcenturywire.com/2019/12/23/bill-gates-develops-new-id-tattoo-to-check-for-vaccinations/
https://news.mit.edu/2019/storing-vaccine-history-skin-1218
Gates calls for a national tracking system:
https://www.forbes.com/sites/mattperez/2020/03/18/bill-gates-calls-for-national-tracking-system-for-coronavirus-during-reddit-ama/#27659a8f6a72
Charles Lieber a leading researcher in nanotechnology was arrested in February for ties to Chinese spying:
http://cml.harvard.edu/
Nanotech being used in vaccines:
https://www.sciencedirect.com/science/article/pii/S181808761400035X