Robert wrote: "You know, Matthew, "A heavy object, only vaguely tethered
with a single hemi-joint at the midpoint to the rear of another object has
nearly infinite range of unpleasant motions and paths it can take when the
object in front slows suddenly"  is EITHER an indictment of anal sex OR a
fair description of pulling calves!!!"

On re-reading what I wrote, it does look a little strange if your mind is
not thinking about physics. Sorry if it appeared to be something else.

G. Matthew Bulley
Bulley-Hewlett & Associates
Cary, NC     USA
www.bulley-hewlett.com
(888) 468-4880 toll free