On 12/26/2012 11:13 AM, Dave Nighswander wrote:
> The drop is far less than 400 feet and I've yet to land so the fall 
> must be slower here on the porch. Interesting variant on the space 
> time continuum. In this part of the universe you can slide down 
> multiple slopes at the same time. So far so good.
>
Perhaps best illustrated by M.C. Escher...
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