Re: An interesting problem: distance estimating

["markw-4" <user=5@nabble.blu.org>]

 > [hidden email] wrote: 
>> I've been thinking about an issue: 
>> 
>> How do you estimate the distance between two points? 
>> 
>> We all know that geographical "as the crow flies" calculations are wrong 
>> with regards to distance of travel. 
>> 
>> We also can not estimate a truly *real* number without knowing the 
>> actual 
>> rout and roads taken. 
>> 
>> So, what do you think would be a practical algorithm for estimating 
>> distance? 
> 
> Use google maps' web services api ;-)