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Published every weekday, the Switchboard highlights five tech policy stories you need to read.

Leaked Mt. Gox document linked to consulting firm Mandalah. "Although Mt. Gox CEO Mark Karpeles would only admit that the leaked document was 'more or less authentic' during a chatlog obtained by Fox Business, I have confirmed that it was, in fact, prepared by Mt. Gox representatives," according to CoinDesk's Ryan Selkis. "The presentation was created (at least in part) by employees at global consulting firm Mandalah."

Feds refuse to release public comments on NSA reform, citing privacy. "The Obama administration has received 28 proposals from corporations with ideas for managing the NSA’s massive database of U.S. phone call metadata," Wired reports. "But don’t expect to see the proposals anytime soon. The government says it won’t release a word."

How Airbnb solved the mystery of predictive pricing. "You're not a real estate agent, so how can you know how much that spare bedroom is worth?" writes Fast Company. "Airbnb did some algorithmic sleuthing to help you know."

Obama officials seek to hold NSA phone records longer. "The Obama administration has asked a special surveillance court for approval to retain records of millions of Americans' phone calls stored by the National Security Agency — an unintended consequence of lawsuits seeking to stop the data-surveillance program," reports the Wall Street Journal.

Apple retires Snow Leopard from support, leaves 1 in 5 Macs vulnerable to attacks. "Apple on Tuesday made it clear that it will no longer patch OS X 10.6, aka Snow Leopard," reports Computerworld, "when it again declined to offer a security update for the four-and-a-half-year-old operating system."