Whoa, when did friendly ol' tech publisher Tim O'Reilly, of the grandfatherly beard:

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Become gangsta O'Reilly, of the fuck-you-up mustache?

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Does the dude have to look edgy for ETech? What's up?

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Tim O'Reilly [Dan Farber on Flickr]
Tim O'Reilly, March 7 [Richard Giles on Flickr]