Jason Tesarz, director of engineering at the high-performance integrator Torrey Point, agreed when asked what technology firms should get rid of.

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"There are many occasions in which anonymity is a perfectly acceptable and, in fact, morally responsible form of behavior, and the protection of anonymity is a moral requirement, " said Rachelle Hollander, director of the National Science Foundation's (NSF) Societal Dimensions of Engineering, Science and Technology Program, which funded the project.

CNN: Scientists back anonymous Web messaging