Warren Block wrote:
:: Matt O'Toole <[email hidden]> wrote:
::
::: This makes sense. However, I'm surprised they're still
::: interpolating anything, w/ three dimensional plots of the actual
::: roads perhaps being available in GIS databases.
::
:: There's a version of Topo available for use with the Computrainer
:: (http://www.computrainer.com), and the problem is well known. Topo
:: has
:: the topo data, and the routes of the roads, but roads often don't
:: follow
:: the terrain. Cuts are made through hills, bridges over valleys, and
:: that adds up. The Computrainer version of Topo has a "bridging"
:: feature
:: that lets you correct this manually. I've tested this on local
:: rides,
:: and there are some notable up-and-downs on routes that I know are not
:: that way in real life.
::
:: If there's true topo data for the roads themselves, it's not in Topo.
:: It would probably increase the database size (possibly a lot),
:: without increasing sales of the program much.
Speaking of sales, just who are the typical customers of such software?
Obviously, some of us, and perhaps those who hike, and maybe those to work
in delivery? Who else?
I'm interesting in the DVD version, but I'm a bit unsure if I'll really
benefit from it. I'm using MS Streets and Trips and find it fun to
use....but I've already found two road errors within a 20-mile raduis of my
house (one within 0.5 miles of my house), in addition to it missing a major
new highway!