A well-respected lawyer has a simple message for corporations: stop suing disgruntled customers who start websites to air their grievances. Though William Pecau of Steptoe & Johnson thinks that online gripers are “self-righteous narcissists with time on their hands,” he also realizes that “shutting down a gripe site generally is not easy, often cannot be done, and often is counterproductive.” Pecau goes on to explain exactly why most online gripers are safe from over-hyped takedown notices…