The story itself appears to be at <a href="http://www.baen.com/chapters/w200506/0743499107___2.htm" rel="nofollow">http://www.baen.com/chapters/w200506/0743499107___2.htm</a>.
> And after all, if I get fed up with bein' old ... I could > hook Joe in long enough to ask: "How can a old guy not
> stay old?" Joe'll be able to find out. An' he'll tell me.<p>Should anyone reading this have such an opportunity, for the sake of my curiosity do not wait for senescence to ask this question.<p>> That couldn't be allowed out general, of course. You
> gotta make room for kids to grow up. But it's a pretty
> good world, now Joe's turned off. Maybe I'll turn him on
> long enough to learn how to stay in it. But on the other hand, maybe—<p>How unfortunate for this story's universe that our salt of the Earth narrator is so limited in his view of the potential scope of human flourishing. How useful as a negative example for our universe.