Round three of the United States versus Harold Turner, the Internet shock jock charged with threatening to kill three federal appeals court judges, begins this morning in Brooklyn federal court. Turner was arrested last June after writing on his blog that three 7th Circuit judges “deserve to be killed” over a ruling that upheld handgun bans in Chicago and Oak Park, Ill.

A plaintiff who fails to make out a claim of intentional infliction of emotional distress based on anonymous, offensive e-mails can’t compel the sender’s Internet service provider to reveal his or her identity, a New Jersey appeals court held Tuesday in a published opinion. The ruling instructs how e-mails fit into the contours of the decade-old precedent that allowed for unmasking anonymous posters of injurious comments on the Web if certain tests are met.

The D.C. Circuit vacated restrictions imposed on a convicted sex offender that required him to keep a daily log of computer use and permit the authorities to monitor that use, saying the trial court failed to articulate why the limits were necessary for a crime not involving the internet.

Since the U.S. Supreme Court’s ruling in Bates v.

A judge handed Google a key victory Wednesday by rebuffing Viacom’s $1 billion lawsuit over alleged copyright abuse by Google’s YouTube service. The ruling embraces Google’s interpretation of a “safe harbor” law that shields Internet services from copyright infringement claims as long as they promptly remove illegal content when notified of a violation. The ruling was cheered by Internet service providers and free-speech groups who believe the Digital Millennium Copyright Act gives people an outlet to express themselves.