Senior executives’ undisclosed relationships with direct reports or other work colleagues do not usually come to light in the way in which Andy Byron, the former CEO of Astronomer, was caught at a Coldplay concert cuddling his chief people officer, Kristin Cabot. The video of their reaction when they appeared on the jumbotron at Boston’s Gillette Stadium, with Byron ducking and Cabot turning away, amassed more than 99 million views.