The Internet is transforming almost every element of the news business: shortening news cycles,eroding long-reliable revenue sources, and enabling new kinds of competition,some of which bear little or no news-gathering costs(互联网正在改变媒体产业的基本要素,这些改变包括缩短新闻周期、侵蚀媒体长期仰赖的收入来源、带来更多的竞争,有一些对手的新闻采集成本更低甚至为零)。