alternative to think about as well. maybe we need to look beyond the mrna technology to something else, for instance, a recombinant protein injection. a vaccine given to 20 million kids in india and looking something along those lines has to be on the table. >> the vaccine you worked on? >> that's right. we've developed a recombinant protein vaccine released for emergency use authorization in ind india and approved in botswana. another protein based vaccine. another one is novemavax and if they give you more durable and longlasting protection and has to be a priority for the white house and the hhs agencies to really look at in detail. >> well, i mean as we wait for that and we wait for the science and the research to be there to let us know, the reality is some people in this country are now eligible for the fourth shot,