The Most Egotistical YouTuber

This is a comedic piece in which an actor plays a newscaster and lampoons YouTube video bloggers. We are then introduced to Peterwood McBustaload, the winner of the award for The Most Egotistical YouTuber. Flippant remarks and cocky humor follows. In your experience, are YouTube video bloggers egotistical? Why would people display egotism when presenting themselves online?