more than rude if the conversation, or rather monologue as you can’t reply, goes something like…
“really bad here, well not all really bad, but some of it is appalling…eeeew, that is horrible to look at…oh, God! look at that section, that is really going to hurt when I pull those bu**ers out..oh stop shaking while I’m looking in your gob, won’t you?”
It is an excellent job for a sadist, and only greedy sadists will take it.
Yes, I can easily imagine genuine dentists coming into JC