understanding of that, the we will come up do we need new boosters six months from now? we don't know and we have to be honest with the public and say that. this is a time where science is learning by the day and then trying to translate, by the night, to the public. and so, it's very clear we are in a confusing situation. i don't think it goes on like this forever. but it -- for the -- this immediate period, it's not clear what's going to happen over the next few months. we can see no matter what happens, though, you are going to be better off if you are fully vaccinated. first times and to get your booster dose. you will be better off. >> and what do you make of pfizer's new pill to treat covid? >> i think it could be a real game changer. i think it's a very important development. my concern is exactly what i have said for the last year around vaccines. you know, i have been saying there is the last mile and the last inch. the last mile's getting the vaccines to the people. the last inch is getting the needle in the arm. we have seen that 40% of the u.s. population won't take that needle. we're already hearing feedback from the street that some people were saying, well, that new drug is just part of the biden administration. a biden poison bill. we are going to stick with our