now what do we know about the antibodies you get either from the vaccination or from getting omicron, how long are we protected for, does it actually contribute to us becoming herd immunity? >> yeah, i think it's a tough lesson, this is -- you know, this trial by fire almost that we're going through. the hope is that, you know, unfortunately this big wave of cases that we're seeing is going to do one of two things, one is, after the initial crisis, there's a period after the surge we're talking about that what you might see, as you said, you're sort of increasing baseline level of immunity in the population. we don't know how long antibodies would last against covid, we're still learning about it, after you had the boosters, after an initial infection, will we have another variant but we do know every time you baseline the population immunity, you increase that, so