lisa: deborah fuller of the university of washington really solidified this to me.he new strains that are more contagious have increased the need for vaccination and for vaccinating a larger proportion of the population. initially it might have been 65% of the population that needed to be inoculated in order to get to herd immunity. in other words, the longer this goes on, the further away we get from getting to the end of the pandemic, and that is a race we are dealing with. jonathan: you've got this relative story in europe versus the united states. then within that, the question of the cyclical story in absolute terms, in isolation in the u.s., just how quickly can we pare back these restrictions? tom: massive shout out to credit suisse, who was pounding the table in late september, saying stay with tech, as well as do all of the other stuff. that group, ben laidler, all of the others that have said stay with tech, boy, have they won. jonathan: they called me on my sabbatical. we had that chat. tom: i'm sure you did. jonathan: up to speed. tom: of course. why am