Sportscaster Al Michaels, who turns 80 on Nov. 12, has a unique personality

Bob Greene : Al Michaels has taken on a distinct personality in the latter stages of his career.

He says he has taken a tone of bemusement toward the game that his superiors pay him millions to describe.

Greene: Some fans have called for Michaels to retire, but he has some of this detachment to the mediocre schedule.

In the final year of his three-year contract with Amazon , he brought instant credibility to a streaming service airing major pro sporting events for the first time. What if anything Michaels does in broadcasting beyond the current NFL season is anyone’s guess — but if current trends hold, he will do it his way..