As advised - the peole who not only behave in a Kyle-esque fashion, but will be happy arguing about it on national TV are those who have not had the best start in life.
Those of us with good teeth have our parents to thank for them - because they took the time and trouble to educate us about dental hygene and took us to a dentist regularly.
Sadly, there are millions of people who grew up in families where such carfe levels were not inevidence, in common with a lack of education about self-respect, caring for others, and not solving every problem by shouting at it, or failing that, hitting it.