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It's the latest chapter in an evolving debate about the place of innovation in higher education. Is outsourcing teaching -- especially for huge and often poorly run introductory courses -- a way for colleges to catch up with other industries and rein in out-of-control costs? Or does it mean gutting what makes universities special?

A wave of cyberattacks aimed at 27 American and South Korean government agencies and commercial Web sites temporarily jammed more than a third of them over the past five days, and several sites in South Korea came under renewed attack on Thursday.