I so want to build one of these: Open source GPS tracking device.

[Farbin Kaiber]

For example - you could send your car a text message to start it's self to warm up.

Or do you mean next project? I can imagine where this could go.

[StereoInstaller1]

George, why aren't you working on something I need, like a power supply to run a portable hard drive off of 12 volts so I can has 120GB of music in my car?

[george graves]

Luke you have a PM

[AndrewBird]

George, why aren't you working on something I need, like a power supply to run a portable hard drive off of 12 volts so I can has 120GB of music in my car?

Luke, look here:

http://store.mp3car.com/Automotive_DC_DC_Regulators_s/11.htm

[netcsk]

I like that.. I'm so paranoid my car is going to get lifted that I'd love to hide one of these behind the dash. Very cool, thanks for the link George.