central bank digital currencies—can be used to monitor how people spend their money.

Bank of International Settlements head Agustin Carstens noting CBDCs---central bank digital currencies—can be used to monitor how people spend their money.
This is key to the Going Direct Reset: central bankers supply the digital money, and they control how it's spent.
Note that the Bank of International Settlements can be thought of as the central bank for the central banks in each country.