Last week, Facebook scrambled to fix a security breach that allowed users to see their friends' supposedly private information, including personal chats.

上周Facebook紧急修复了其安全漏洞，该漏洞允许用户浏览好友的隐私信息，包括私人聊天记录。

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Later, Facebook inadvertently exposed users to the private chats of other users for a couple hours.

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Finally, this week, Facebook inadvertently exposed users to the private chats of other users for a couple hours.

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Offensive lineman Alex Boone said Harbaugh has implored him to read the book and team officials say Harbaugh touts it in private chats.

WSJ: The Coach (Jim Harbaugh) and the Egghead (Andy Grove)