Well, the variants of the Spanish flu from over 100 years ago are still around so why not work to stay inoculated and keep preventative measures in place.
Oh yeah. When the first shots were given for viruses they didn’t have the technology to get computer chips into the vaccines.
Pfizer CEO was on CNBC stating that their studies show that the booster neutralizes Omicron. If you only got the first two shots you will at least not get the more severe symptoms if you contract it.