IAB says digital ad revenue on pace for $100 billion this year, but headwinds loom

Digital ad spending revenue surged 23 percent to $49.5 billion for the first half of 2018, putting it on pace to see its first-ever $100 billion year, the Interactive Advertising Bureau said Tuesday in its twice-yearly report prepared by PwC.Mobile continues to capture the most ad spending with 73 percent, and the IAB says the rise of direct-to-consumer brands are helping fuel the growth. But although the industry saw yet another record-breaking first half, potential headwinds loom.Here are sev