Jaw
It's OVER 5,000!
Oh, I assure you there are pompous, arrogant asshats in the blue-collar world and most any segment of society. It may manifest more subtlety but competition for status within a group is just part of being human.
How many jobs do you think J.K. Rowling has created? How about Beyonce or Sir Paul McCartney? I wonder how many non-musicians the music industry employs. Probably only a small percentage of employees in the industry are actual performers.
There are all manner of flawed people everywhere we can look, but do you really believe the mechanics at your local garage or the cashiers at your grocery store are as pompous as Hollywood actors or pop stars?