In the past this monster ate billions of dollars in failed corporate attempts to sell movies, databases, or music recordings on a per view or per use basis.

• 过去，那些失败的卖电影的、卖数据库的、按每看一次或每使用一次卖音乐录音的公司，已经被“按次付费”这个怪兽吞掉了数十亿美元。