LinkedIn recently went public, more than doubling its share price in one day and setting Wall Street abuzz with talk of boom (and bubble). There’s some exciting indications of a powerful wave in B2B applications for social media – consider that LinkedIn is adding about one member per second, and the average user is on the site 16 minutes per day. It’s also important to note that unlike the Internet IPO’s of late 90’s, LinkedIn is actually profitable.
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