Sorry, been slow into this thread. I am closing it now because it has got out of hand.

TerryO is spot on.

It doesn't matter how wrong someone is, you can still be polite.

And if you want to remain on this forum, subsitute "must" for "can".

I will PM Wilbur and see if he'll come back. I think he's learning a lesson, and I hope others will too.

If users troll deliberately we can ban them, but there's a world of difference between ignorance, over-enthuisasm and deliberate intention to create havoc.