🚀 go-pugleaf

Walt Horning wrote:
> 
> Josh Turner <shua@umich.edu> wrote:
> 
> >Walt Horning wrote:
> >>
> >> Marco Concha <Marco.Concha@gsfc.nasa.gov> wrote:
> >>
> >> >Walt Horning wrote:
> >> >>
> >> >> Coming down the road is a jogger. Why the hell was she not on the
> >> >> sidewalk, but in the street instead???
> >> >
> >> >
> >> >1)  Because the street is paved with asphalt, which is softer and kinder
> >> >to the feet and legs than the sidewalk, which is usually concrete.
> >>
> >> What, is it "softer" at the microscopic level? Asphalt may be "softer"
> >> to a truck, but its hardly "softer" to a human.
> >>
> >
> >That's simply not true. Asphalt is noticeably softer than concrete even
> >when walking, but its especially noticeable when jogging or running. Why
> >do you think they don't make running tracks out of concrete?
> 
> Asphalt running tracks are easier to put in in the woods and parks,
> not to mention cheaper. Relative to a runners impact, the pressure on
> te feet is insignificant if there is any difference at all.

I disagree. To me, the difference is quite noticeable. It might not be
to you.