Happy, Sad, Drunk Or Flirty? 'Wyst' App Lets You Know Mood Of The NeighborhoodThe iPhone app Wyst, touted by its creators as a "new kind of message in a bottle," lets users make geo-tagged notes and photos wherever they go.
Geo-Tagging: The Dangers Of Posting Pictures OnlinePosting photos on social networking sites is a quick and easy way to show friends and family what you’ve been up to, but they could be putting your home and family at risk.

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