I believe the graph originated here:
To illustrate the points of this post:
Miss Cellania, you are an uber-geek. You traced the lineage of a geeky graph about a geeky post about geeky behavior. I bow to your geekiness.
The bottom portion of the pyramid needs to be MUCH larger.
They forgot one lower than name-calling: trolling.
I'm pretty sure trolling gets it's own pyramid graph. >_>
Where does the invocation/mention of Hitler or Nazis fit into this? Isn't that where all Internet arguments prove to end up at some point? IE, Godwin's Law. :)