And you can do that by getting much greater proportion of the global population vaccinated and boosted so that, hopefully, after a period of time, there will be enough of a level of immunity that even if you do get new variants, there would be enough cross reactivity to protect you, at least against severe disease, which brings up the point of needing, very likely, although we don t know for sure, we very likely would need a regular enhancing of immunity by a booster shot similar to what we do every year with influenza, so that you can continue to get the level of immunity throughout the world at a level enough that you don t get serious disease. i believe, though i don t know for sure, that we re heading towards that, towards a cadence where ....