Yeah that one was crazy, imagine you are in charge of Blizzcon, you see a video where a horde edgelord starts throwing out insults and use derogatory terms for half your playerbase and think "yeah we should totes upload that to blizzcon for everyone to see". It goes to show what kind of people work and influence things in blizzard.
Starts at 5 seconds, they had to non top spam the censoring beep with all the things he said, uncertain if it was censored in the actual blizzcon 2011
https://www.youtube.com/watch?v=U2yvZM1wn04
Uncensored version: his rant starts at 1 min
https://www.youtube.com/watch?v=cW_Lv0r-l4c