"The 'like' button began on the website FriendFeed in 2007, appeared on Facebook in 2009, began spreading everywhere from YouTube to Amazon to most major news sites last year, and has now been officially embraced by Google as the agreeable, supportive and more status-conscious '+1.' As a result, we can now search not just for information, merchandise and kitten videos on the Internet, but for approval."
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Neil Strauss, Wall Street Journal
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