Note that 1966 target date for corp states appears to have been important because of potential revisions to 1871 DC/US Corp incorporation documents in 1971 with switch to Petro dollar which was planned as far back as 1945. Structure of UN was done specifically with Petro dollar creation in mind, imo, 26 years in advance.
Typical lifespan of each dollar “version” is about 40 years. Digital dollar partially implemented by FedRes in 2012-13 quietly ~40 years after switch to Petro dollar in 1971-73 transition period.
Note that 1966 target date for corp states appears to have been important because of potential revisions to 1871 DC/US Corp incorporation documents in 1971 with switch to Petro dollar which was planned as far back as 1945. Structure of UN was done specifically with Petro dollar creation in mind, imo, 26 years in advance.