You know why focus on digital media were because in the wake of Columbine then we entered into a called period of moral panic, the moral panic is when you stop asking questions and start assuming you know the answers.

把关注点放在电子媒体的原因,是在科罗拉多可伦拜高中枪杀案之后,我们进入了一个叫做“道德恐慌“的时期，道德恐慌就是你不再质问,而是开始臆想你已经知道所有的答案。

麻省理工公开课 - 媒体、教育、市场课程节选