I have a 1967 coupe barracuda with a low serial number and shipped march 1966.

Let him make up his own mind maybe??
Less helpful? Not a problem...
I'd rather be that then some uptight humorless mannequin.
Ignore them? He'll figure it out on his own there big fella. This place will be fine without you or I, so step down off your soapbox.
And......

This is the internet.

So you have to learn to recognize who the people with less than helpful commentary are & ignore them.