The Central Banks want to know about and control every dollar spent–and they plan to use electronic money (and probably the vaccine passport) to enforce this. Use cash to thwart them!
The Solari Report has posted a one minute video of the General Manager (Augustin Carstens) of the Bank of International Settlements acknowledging what the plan is, in October 2020.
Electronic money is a path to the electronic concentration camp. Vaccine passports were conceived as the means to get us there, I think. Use paper money.
Here's a good article about the GR agenda:
https://uncoverdc.com/2021/07/02/the-great-reset-covid-19-cyberattacks-china-blackrock/