Jack Myers TomorrowToday forecasts that the top four digital ad spend categories will achieve an 82% share of U.S. digital ad spend by 2020. Total U.S. digital ad spend in 2020 is expected to hit $109 billion. Mobile & apps (excluding mobile search) is projected to continue its digital ad spend dominance. By 2020, digital ad spend for mobile & apps, online-originated video content digital ad spend, TV digital ad spend, and digital print-originated content ad spend is expected to reach $90.6 billion. Print-originated content includes digital content published by U.S. local and national newspapers and consumer magazines. TV digital ad spend includes digital assets of cable/satellite network, local & national spot broadcast, local/regional cable, broadcast syndication, and interactive/VOD/addressable TV. Online-originated video includes streaming video ads appearing in online originated sites like Vox, Snap, BuzzFeed and user-generated content sites like YouTube and Facebook. Online-originated display includes static (banner) ads that appear on publishers' websites and user-generated content sites like Facebook.