Obscura Digital, Globally-Recognized Leader in Experiential Technology, to Project Art on theMART – A Digital Display That Will Light Up Chicago’s Skyline as the World’s Largest Permanent Digital Art Projection Lighting Launch Event to Take Place on Saturday, September 29 CHICAGO, Sept. 26, 2018 (GLOBE NEWSWIRE) -- Obscura Digital, a San Francisco-based creative studio and globally-recognized leader in...