Google is taking on Microsoft's ubiquitous Internet Explorer with a new browser called Chrome. Technology commentator Mario Armstrong tells Renee Montagne that it's an easy to use, open-source browser that has a long way to go before it could oust Explorer as the No. 1 browser.

But there's room for more than one Web browser, he says, because each has distinct features that appeal to different users. And browsers present "tremendous revenue opportunities" for companies.

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