Mitchell sez, “On May 14 the California Court of Appeal issued an opinion [PDF] in Digital Music News v. Superior Court, relating to copyright infringement litigation over Grooveshark. The opinion, which held that website owners don’t have to turn over the identities of anonymous commenters, drops an XKCD reference near its end: ‘We will not lightly lend the subpoena power of the courts to prove, in essence, that Someone Is Wrong On The Internet.'”