keffer. pardon me. so, doctor, you had really good information there.t want to hear that. can you -- can you make any sense of that, as a doctor who happens to be a parent? >> yeah. you know, it's -- it's challenging, don. i've been taking care of children for the last 20 years. and um, there -- it's hard for the lay public to really understand everything about different medical conditions. um, in the same way you never want to ask me about your 401(k) because i just don't know anything about it. um, but what i have seen, over this last year, is children go from not being able to wear a mask and keep one on, to them being able to keep a mask on, even children as young as 2. um so, i'm not surprised at it because i have seen disinformation, you know, all the way about vaccines to, you know, wearing helmets to c car seats. but i've not seen the amount of -- um -- what seems to be just woeful, you know, willful, you know, disregard for people who really know just a whole lot. people who know a whole lot more than i do about how infectious disease spread an