With Covid everything is fine until it isn't. Furthermore, it is pretty obvious that a non-replicating fragment of a pathogen given even every 6 months is goin

With Covid everything is fine until it isn't. Furthermore, it is pretty obvious that a non-replicating fragment of a pathogen given even every 6 months is going to cause less damage than the real thing (also available every 6 months the way things are going). Luckily we've done extensive trials to back that up.