[postgis-users] How to get the distance between geometry inmeters?

[Bruce Rindahl]

>If you are doing surveying work or launching missiles - 2163 is horrible
>and you'll want something like UTM or stateplane (basically a conformal
>projection that covers smaller area).  It is all a matter of trade-offs.
 
Launching missiles?  Is this a new case study for Paul?  Or is this how Open
GIS will take over the world?
:)