In case you don't grok what I'm getting at, Tough Geek, it's quite simple. If you are going to criticize someone out of the blue, you can do it in a more apologetic, friendly manner.
And if you take a bossing, superior tone, YOU are the one offering the first insult.
You got that, Tough Guy?
The day I sit here and take guff from a 12th level Dorkwad calling himself "Ankh" is the day I fly to Stockholm and have my nads clipped at the base.