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It was created in February 2005 by three former employees of PayPal. In 2006, Youtube was purchased by Google. YouTube said that its business model was based on advertising, which enabled him to earn $ 20 million per month. Advertisements have appeared on the site in March 2009, including a brief appearance of AdSense ads. In 2010, YouTube announced that it has passed the two billion videos viewed daily, and all channels of YouTube reaches a billion subscribers.