I truly don't know why it was ended, though. It was suddenly decided that that would be it. They never said particularly why, because they were cut off in their prime.
I think a reason that a lot of people feel politically paralysed is that it used to be clear how power was organised. But those who have their hands on the levers of popular culture today have great power - and it isn't even clear who they are.
I would love to tell you I've found the secret to eternal youth. I go to the gym and avoid too many chips. I love to eat, hate to work out, but if you can't count all your ribs from a distance you're considered obese.