Is media tycoon Rupert Murdoch losing his touch? After all, he's heading toward 80 years of life. Financial markets expert Warren Buffett is doing too hot either these days in serving company shareholders. And, lo and behold, Old-Man-of-The-Two-Wheeler Lance Armstrong wants to make an eight ride for victory.
There was a time when greats like Johnny Carson had the sense and strength to leave the spotlight, when they were on top. Now it's no country for the Carsons. Anyone who had been great or still wants to achieve greatness won't budge off their particular stage.
Nothing wrong with defying a number to shape a career. However, the numbers seem to be against many of these geezers who keep hanging on.