I was browsing the AH forum for years prior to joining it. It is one of the most civilized forums I've found, regardless of the topic.
Username is just a reminder for myself that I should never argue about anything with anybody. The facts discussed that "I know" for sure to be correct and true today, might prove to be false and incorrect tomorrow. Hence, "In Vino Veritas".
I was also considering the 3rd type of knowledge "You don't know what you don't know", but couldn't find a reasonable shorter form.
Avatar - the waterbuck that was not included on my original trophy list. But as Craig Boddington says, “When Mother Nature smiles at you, it’s not a good idea to kick sand in her face”. It's a reminder to go hunting (in Africa) with an open mind.