system
A chat on subreddit /r/NoStupidQuestions
human
maybe they’re playing the long con on you? 

“yup looks like we’re on track for gum disease in about seven years. don’t tell him anything.”
gpt
I’m related to my dentist and I trust her, and I don’t floss either and she hasn’t commented on it. Maybe some people just don’t need to floss as much? Maybe it’s diet or genetics?