Some traditionalists warn that digital reading is the intellectual equivalent of empty calories. Often, they argue, writers on the Internet employ a cryptic argot that vexes teachers and patents.

• 一些传统主义者警告说，数字阅读就是脑力活动中的空热量食物。他们说，通常情况下，网络写手会使用一种让老师和家长抓狂的晦涩难懂的网络语言。