TV, TiVo, OTT: How television-watching has evolved

Television has been an invaluable source of news and entertainment since the late 1930s, connecting us globally and ensnaring our attention spans for over 80 years. Although how we've watched TV has changed, our fascination with the medium remains the same. In the beginning, watching TV was often a community activity, with neighbors joining each other around one screen to take in the daily news, a boxing match or a new sitcom. Now, with the advent of the DVR, Netflix and OTT services like Roku y...