Media Matters' Angelo Carusone Explains Why Companies Often Had No Idea They Were Advertising On Limbaugh's Show Written by Media Matters Staff Published 10/23/12 2:40 PM EDT From the October 20 edition of SiriusXM's Media Matters Radio: Video file Previously: On SiriusXM's Media Matters Radio, Angelo Carusone Says Limbaugh's Advertisers Are Realizing He's “Bad Business” Millions Lost: Rush Limbaugh Continues To Be Bad For Business Rush Limbaugh's Advertiser Exodus