Josh Catone reports on Arianna Huffington’s keynote chat with Tim O’Reilly at Web 2.0 Expo NY:

The secret to success is passion, said Arianna Huffington, founder and editor-in-chief of the web’s top ranked blog (according to Technorati) the Huffington Post, as she sat down for a keynote chat with Tim O’Reilly on the final day of the Web 2.0 Expo in New York this week. The “obsessive compulsive nature of the web” is what first attracted her to blogging, said Huffington, and the ability for people to make a difference on the Internet by just plugging away at what they believe in, regardless of how small their voice is.

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