It wasn't too long ago that only soldiers and spies could afford GPS trackers. Now, Declan McCullaugh tells us, the "devices now are readily available to jealous spouses, private investigators and local police departments for just a few hundred dollars." What's more, "a federal judge in New York ruled last week that police [do] not need court authorization" before snooping on a suspect via satellite.THERE'S MORE: In April, the L.A. Sherriff's Department is going to be testing out model airplane-sized drones on surveillance missions. Unmanned mini-fliers like these -- the Navy's Silver Fox and the Marines' Dragon Eye, for example -- have been used with more than a little success in Iraq.
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