> His Vdara hotel in Las Vegas, with a similarly concave form, focused sunlight onto the pool terrace in 2010, hot enough to melt loungers and singe guests' hai

> His Vdara hotel in Las Vegas, with a similarly concave form, focused sunlight onto the pool terrace in 2010, hot enough to melt loungers and singe guests' hair. The glass has since been covered in non-reflective film. > "That was a completely different problem," said Viñoly, insisting he was following a masterplan that specified arc-shaped towers. "We pointed out that would be an issue too, but who cares if you fry somebody in Las Vegas, right?"