Roger Daltrey has called for an end to mandatory retirement at the age of 65. He is, you'll note, 64:
"Many have so much to give but they never get the chance."
It's a good point. People who've been around for a long time are often belittled and treated as if they're in the way. It's almost like people have built their careers on singing about how they'd rather die than get old, isn't it?