>>> including the sweeping.
>
>I always wonder when one of them will trample on another stone or nudge one of them as they stampede past sweeping furiously. Never seems to happen.
>
>The physics is cool, though (bad pun)
Lots of practice, I'm thinking, on not tripping over the stones
"You don't manage people. You manage things - people you lead" Adm. Grace Hopper
Pflugerville, between a Rock and a Weird Place
