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Education Week: Quality Content in Demand as Multimedia Use Expands http://www.edweek.org/ew/articles/2011/06/15/35mm-quality.h30.html?tkn=UNRFhWkDuJZ2rBi0CW1FRW3wjs/ORWIQQMuf&cmp=clp-edweek?intc=EW-MM11-TWT