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Reposting a comment from srikanth: "FYI, this is based on RouteMaps http://graphics.stanford.edu/papers/routemaps/ http://graphics.stanford.edu/papers/routemap
by siculars 16y ago
Reposting a comment from srikanth:
"FYI, this is based on RouteMaps http://graphics.stanford.edu/papers/routemaps/ http://graphics.stanford.edu/papers/routemaps/
I remember that MSN maps had already implemented this feature into their application a couple of years ago."