Natural immunity was just as strong as getting vaccinated though despite what you might have been told.
"All of the included studies found at least statistical equivalence between the protection of full vaccination and natural immunity; and three studies found superiority of natural immunity" --Shenai, Rahme & Noorchashm — Cureus / PubMed, October 2021
Well then you don't need treatment for Covid, right? Stay natural.
Cull the human herd because Bob is too much of an individual to participate. An ironic solution.