Updated booster is medical quackery

By definition.

Quackery is an old term, involving dishonest or confused persons selling treatments that are untested and are not working

[citing wikipedia] “Common elements of general quackery include questionable diagnoses using questionable diagnostic tests, as well as untested or refuted treatments.”

Everything checks out, right? Questionable tests, untested and known-not-to-work treatments, describe Covid response and Covid vaccines perfectly.

Igor Chudov