Mobile now accounts for the majority of digital ad spending, according to IAB

Digital ad revenue grew to $72.5 billion in 2016, up 22 percent from the year before. That’s according to the latest Internet Advertising Revenue Report from PricewaterhouseCoopers and the Interactive Advertising Bureau (a trade group for online publishers and advertisers). The report also says that for the first time, mobile ads accounted for more than half of that spending —…