Copyright enforcement outfit Righthaven has filed some questionable lawsuits in the past, but really outdid itself in a case against Anthony Curtis, publisher of the Las Vegas Advisor. That lawsuit, one of several filed on Friday, alleges that Curtis infringed copyright by reposting an article from the Las Vegas Review-Journal. Problem is, that article was itself based on an annual survey conducted by Curtis of ticket prices for entertainment shows. Yes, Curtis went to the trouble of fielding a survey and then shared his findings with the newspaper, only to find himself sued for posting portions of the ensuing article...