natural immunity from Omicron appears to last only a few months,
And less than that from the vax...
There is just about Zero actual Vax immunity to Omicron.
Unvaxxed Natural Immunity is real, however.
Reinfections of the never vaxxed are still a small fraction of the positive tests.
Infections of the vaxxed, including those that have had Covid before, are not a small fraction of positive tests.