You forget the two other options:
a) the civil talking-to-a-wall
b) the civil not-having-a-discourse
There is noone who forces you to break the forum rules.
The customer is only a customer as long as he agrees to the Terms of Service, in this case called the forum rules.
Repeating claims does not violate forum rules, aggressive behavior does.
I'm well aware that it can be frustrating if the other side seems to just repeat arguments, I moved on to either just stopping the discussion or having fun with it in non-aggressive ways.![]()
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