Don't-Miss Stories

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GemShare is like Yelp written by only people you know

Get the best word-of-mouth recommendations from the people you (should) trust the most: Your friends and family.

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Facebook Messenger Beta tries out message forwarding, group chats

There's lots bubbling over in the Android Labs over at Facebook HQ.

on greenbot.com

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4 postcard-sending apps compared, for when Snapchat just won't cut it

Sometimes the situation merits actual physical photos with real words printed on them. But you can still do it all right from your phone!

on greenbot.com

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How to use Tumblr's new two-factor authentication

Tumblr joins a large number of online services that are making it harder for hackers to break into your account thanks to two-factor authentication.

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First look: Create your own scavenger hunts with Phigital

This new social discovery app emphasizes curated guides that bring you to different locations.

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Report: Marketing firm may buy Klout for $100 million

Lithium Technologies will pay more than $100 million, according to published reports

on pcworld.com

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Twitter tries to figure out Microsoft's new CEO

Twitter users chime in: Satya Nadella? Who is this guy?

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Report: Spy agencies collude to gather personal data from mobile apps

The targeted apps have included the mobile versions of Facebook, Yahoo’s Flickr, LinkedIn and Twitter, according to reports in The New York Times, the Guardian and ProPublica.

on pcworld.com

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Hands-on with WerYoo: Free social networking photo app maps your moves

New GPS-based iPhone app lets you shoot, share immediately, and precisely map your location.

on macworld.com

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Holiday travel diary: Hell is other peoples' cell phones

Holiday travelers around the world were exposed to more "social pollution" through overheard cell phone calls and social media blather than ever before. And it's only going to get worse.