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Soofa Digital Smart Signs in Las Vegas

Las Vegas Mayor Carolyn Goodman speaks to the media during ...

Photo: Christopher DeVargas

Las Vegas Mayor Carolyn Goodman speaks to the media during an unveiling of one of the city's newest digital smart signs, Thursday Jan. 4, 2018. The solar-powered info boards, created by Soofa, will display real-time info such as waiting times for the next arriving bus.