And I as understand the various pieces I've read, it's a comaparably greater risk for the younger than the older. This is the most heinous part of it all. I've had 4 jabs, and 3 & 4 were mainly for the benefit of my wife who has serious disabilities including heart disease. But I have refused the offer of more. Fortunately neither of us have had covid...that we know of. Probably because we live in a fairly isolated area.