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The number of Twitter users has grown in the past year, and during events that spark a lot of twittering–such as tech­nology conferences–popular users are constantly posting “tweets” to thousands of people. This puts strain on the underlying message-routing architecture, which, the Twitter founders admit, wasn’t built to do such heavy lifting. Twitter’s new funding will allow it to hire more employees who can quickly and competently reconstruct the service to scale to ever larger numbers of people.

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Tagged: Business, Twitter, social networking, Web 2.0, Evan Williams

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