frequency of cases to come down before lots of socialization. um, we should really make sure, when we mix with other people, that people. that is not a guarantee as we know but it reduces the risk of getting infected. >> there's been a lot of confusion with, you know, changing cdc guidelines, isolation time, masks. bottom line, if you were advising the president, what should priority-number one be right now to get past where we are? >> well, unfortunately, if you vaccinate today, the people who were unvaccinated -- who account for about 75% of the hospitalizations -- it's not really gonna make a big difference over the next month because they need a second shot and then 14 days after the second shot. public health measures that we've mentioned -- better-air quality, masking, not going into crowded-indoor spaces -- those are really important measures in