At "Kinky Boots, " the dancing is donebyfactory workers, who would be out of character breaking into fancy footwork, and drag queens in six-inch stilettos, which aren't designed for pirouettes.
But the major point about the article is that robots is now getting so cheap that soon enough just about all assembly and factory jobs are going to be doneby such robots.
My brother could have made life easier by not having Pura over so much or by limiting her to when Mami was at the factory, but when had he ever done the reasonable thing?