Silvio Gesell’s “stamped vaccine” plan

There are now so many more vaccines distributed than injected into American arms.  How about a simple incentive scheme?  Let’s say you are in group 1A.  You have to come get your vaccine by Jan.3 (??), or otherwise you lose your place in line and are put back into the general pool.  (I’ve heard one report from Israel that non-vaccination leads to cancellation of your health insurance, but this I cannot confirm.)  We can then move onto group 1B more quickly.

And if you are willing to postpone your second shot for three months…