gupta. we got some really good questions from viewers. this one is very interesting. this viewer asks since viral loads in breakthrough cases are vaccinated people who become infected can be as high as those not vaccinated and they become sick, can the virus mutate in those vaccinated people the same way it does in unvaccinated? >> this is a really important question. the answer is yes. the virus can mutate. it can mutate in the body of someone who is unvaccinated and in the body of someone who is vaccinated. and it might even create more resistant variants as its exposed to more and more things like treatments and vaccines. the crucial point is what is really driving mutations more than anything else is just the amount of virus spreading. every time the virus spreads, there's a chance for mutation. most mutations will be harmless and not have any meaning but every now and again you'll have