Workers only started moving into the gleaming new Frost Bank Tower in mid-June, but occupancy already is approaching 80 percent, according to Randy Smith, co-founder and CEO of building owner Weston Urban. And those employees are working in what arguably is one of the most thoughtfully designed and technologically advanced buildings in the city, and perhaps even the state. A building where smart elevators whisk them to their destination quickly and efficiently and where natural woods blend with glass and metal to create a modern office tower both warm and welcoming. Richard A. Marini is a features writer in the San Antonio and Bexar County area. Read him on our free site, mySA.com, and on our subscriber site, ExpressNews.com. | rmarini@express-news.net | Twitter: @RichardMarini “If you’d have told me that we were going to deliver the first new office tower (in downtown San Antonio) in 30 years and be just about to 80 (percent) by the time we opened, I’d have taken that,” Smith said during a media tour of the $140 million, 24-floor octagonal tower. “There’s nothing else like this in the city.” The tour consisted of visits to the building&...