Personal Audio LLC is an East Texas shell company that gleaned national attention when it claimed it had the right to demand cash from every podcaster. The company was wielding a patent on “episodic content,” which it said included anyone doing a podcast, as well as many types of online video. Now the company is trying to walk away from its highest-profile lawsuit against comedian Adam Carolla, without getting paid a penny—but Carolla won’t let the case drop. – Joe Mullen,Ars Technica