The big names have their ideas broadcast to maybe millions. They actually get some revenue from their ads. Some of them even maintain authenticity in the process.
Since I know that a few of my readers really enjoy my blog, I continue. I picture being in the same room with them and hearing their chuckle at one of my observations. And I know that hearing a room of 5,000 laugh at the same observation would not bring me any more pleasure than that single friend enjoying my thought.