21st Century Digital Boy: Adapt, Migrate, or Die — “ER,” “Guiding Light,” and “Life on Mars” Continue Reading 21st Century Digital Boy: Adapt, Migrate, or Die — “ER,” “Guiding Light,” and “Life on Mars” Peter Chakerian April 6, 2009 2 Min Read After 15 big red-letter seasons, NBC’s ER came to an end on Thursday night, earning its largest audience in nearly three years—some 16.2 million viewers, according to Nielsen estimates. This… 21st-Century Digital Boy, Television