This year, digital media spending is set to surpass TV spending in the U.S. The reasoning sounds like this: If audiences are going digital, so should advertisers. Of particular interest to advertisers, TV-related behaviors are migrating to digital channels. More consumers are watching videos through digital devices every year and TVs and set-top boxes are connecting to the internet. Many marketers are eagerly chasing their audiences and racing each other to digital video, further motivated by the relatively low cost.