L33tdawg: This posting is meant specifically for Amy, who's like going all mental and everything from doing an in depth study into broadband network technologies in Malaysia! Don't forget this topology diagram! *grin*. Regarding the article though -- have these guys lost their minds?! I mean sure, war-driving is pretty cool and all, but this is taking things a little too far!
Well-meaning wireless activists have caught the attention of the US Federal Bureau of Investigation.
One of its agents has issued a warning about the popular practice of using chalk marks to show the location of wireless networks.
The marks, or "warchalks", are cropping up in cities and suburbs across the world.
IBM released this tutorial on the Java Communications API and how it collects basic Global Positioning Data. It also has a sample application showing how a basic stream-oriented communications interacts with a physical device. It's a pretty good as a starting point for checking out GPS development in Java.