Seagate just took the wraps off what's likely the niftiest portable HDD to cross our path in a long, long while. The GoFlex Satellite is part storage device, part wireless media streamer, and it manages to wear both hats with little compromise on either end. For all intents and purposes, this is a standard 500GB GoFlex HDD with a bit of extra girth, an AC input, an 802.11b/g/n WiFi module and a built-in web server. The reason for those extras? A simple depression of the on / off button starts the streamer up, and it's ready for a connection in around 30 to 40 seconds. Our unit shipped with a GoFlex USB 3.0 adapter and a car charger, with the latter enabling users to ente