changer. this drug works by mechanisms that are well understood and there are other drugs that work by similar mechanisms and it works by inducing errors in how the virus replicates and it makes mistakes in replication and it basically kills the virus. these are druggable targets. this virus is well understood. so i think we will get an oral drug that can inhibit viral replication and be taken early in the course of disease to either prevent progression or be used as a prophylaxis. >> so let's be -- just drill down on that a little bit. this could be something -- is this something that people who don't want to be vaccinated would gravitate to? the argument is -- i guess obviously for those that don't want to be told what to do, that's not a hurdle that this crosses, but who don't want to have a shot, don't want the vaccine, this is not the vaccine