The $1 billion lawsuit that Viacom filed against YouTube last year is likely to be the most high-profile legal case that will help define the scope of digital entertainment rights in the U.S.But it's not the only one working its way through the U.S. courts. And the ruling by a federal judge forcing YouTube to turn over its users' download logs to Viacom is only one example where copyright owners have won at the expense of consumers and Web service providers.Intellectual property lawyers like Fred von Lohmann of the Electronic Frontier Foundation, who worry about the RIAA and other copyright holders putting a stranglehold on digital music and videos, are nervously watching a series of court cases that have expanded ... [ Read more ]