Left: Featureflash Photo Agency / Shutterstock | Right: Eugene Powers / Shutterstock.com
In the aftermath of the news that The Late Show with Stephen Colbert is cancelled for financial reasons, late-night comedy shows appear to be facing a reckoning. The Late Show reportedly was losing $40 million a year, and the show’s peak viewership of 3.1 million was nothing compared to Johnny Carson’s 10 to 15 million…