Putting the Quality in Q&A

While working at Facebook in 2009, Adam D’Angelo and Charlie Cheever had a question: Why isn’t there a place on the Internet where a question can be answered by someone who actually knows the answer? That question led the pair to start Quora , a Q&A website that allows users to share knowledge. You can pose a question, answer a question, and edit others’ answers

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Putting the Quality in Q&A