Not so easy, I think. Furthermore, I'm not sure we need a better accuracy for the optimizer.
But what about a menu option to download a text file of the optimized route ?
For the server overload (wich will come as the site is wider known and used) I checked if my Internet provider allow Perl to offer a mirror. He doesn't though he uses it for own needs. Could the scripts be easily rewritten with PHP ?
[EDIT] Overload is comming soon ! See this
topic on VR's forum.
Cvetan, if you want to mirror :
Free Perl hosting.
(Google is [my|your|our|their] friend ;-)