Threat of lawsuit passes for student. “SunnComm Technologies, Inc. announced yesterday morning it would sue first-year graduate student John Halderman over his recent critique of the company's new CD copy-protection method, but by the end of the day SunnComm president and CEO Peter Jacobs said he changed his mind… 'I don't want to be the guy that creates any kind of chilling effect on research.’” Maybe he should get out of the DRM business, then?