It is not a building, residents say, so much as an experience. It begins as soon as you glimpse the newly erected, 29-story tower overlooking Central Austin. Wrapped in an eye-catching herringbone skin, the high-rise’s walls are designed to maximize access to natural light and create the illusion of motion. On the roof, the building’s “health and wellness offerings” include an infinity pool and a tranquil “skygarden” with firepits and stunning views of downtown Austin and the Hill Country. On the “amenity deck,” residents have access to outdoor kitchens with grills, large flat-screen televisions, and stylish modular furniture. Down below, on the sixth-floor terrace, movie nights and sports events are broadcast on a built-in JumboTron fit for a professional sports arena. You could be forgiven for…