• Reuters, Tuesday, November 24, 2009 1:24 PM

Speaking at a news conference in Tel Aviv, Twitter co-founder Biz Stone says he's interested in additional acquisitions, and even earning a little ad revenue. "We made an acquisition last year that turned out to be an outstandingly good decision," Stone said. The micro-blogging service actually bought two companies in 2008: software designer Values of n; and search engine Summize -- Stone was most likely referring to the latter.

Repeating earlier assurances, Stone said Twitter will "start making money" in 2010, and plans to unveil an ad-based monetization model early next year. "There are no dates when we need to break even," said Stone, adding, "We have plenty of money in the bank." Signaling a potential IPO, Stone also said Twitter may eventually go to the stock market for funding.

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