Telling someone to go somewhere to find something to support your assertion is not presenting a fact. The burden is on you to support your assertion with facts, not the person you accuse.
It is a hollow, Blowhard method to avoid admitting that you are wrong. A diversionary tactic.
You use the term yourself. You contradict yourself and refuse to admit it.
"But I do somewhat agree with John in that the Repub base has a different set of marals than the Dem base but the Repubs have been cultivating these folks for decades with their pounding away at the Dems on "family values" (whatever the hack that means) and now it's coming back to haunt them..."