People have to stop thinking in terms of vaccination status at this point. These variants are evolving amongst the vaccinated. They are walking petri dishes. Those whose immune systems have been compromised are in for trouble, however even the healthiest immune systems will be seriously tested, as you can factor in supply chain issues, finances, and WW3 as stressers.

Everyone should be thinking in terms of maintaining an anti-inflammatory diet NOW.
Optimal rest and nutrition are going to be incredibly important.

Sorry but unlimited booster shots is not sustainable.