You know, when he started out on radio a long, long time ago, he had an entertaining and fairly middle of the road gig. But, as is/was the case with many, he saw the big money to be made in wedge politics and he lead the charge in making it what it is today. Rush Limbaugh lied every day. And, he got away with it so others followed. The genie was out of the bottle with Rush Limbaugh.
All in all, there is a special place in hell no longer having to wait for El Rushbo.