每次技术革新和时代变迁带来媒体新的竞争格局时,都会有人为广播媒体悲鸣:传统广播正在走向坟墓。然而,每一次广播陷入低谷时,新的广播触点的出现,都及时拯救了广播。半个多世纪前,有线广播是最常见的广播触点;收音机的普及,使广播覆盖的人群更广;上世纪90年代,广播一度陷入低谷,这时, Whenever technological innovation and the changing times bring about a new competitive landscape in the media, there will be some people who pray for the broadcast media that traditional broadcasting is going to the tomb. However, with every broadcast dropped to the bottom, the appearance of new broadcast contacts promptly saved the broadcast. More than half a century ago, cable broadcasting was the most common broadcast contact; the popularization of radio enabled a wider coverage of radio; in the 1990s, when the broadcast was in the doldrums,