If you're one of those people who don't get all the fuss over Twitter and YouTube, hoping they'll simply go away, you may not want to read the results of a new survey by the Pew Internet & American Life Project, in partnership with Elon University's Imagining the Internet Center.

If, on the other hand, you're an eager participant in these social media outlets, or aspire to Tweet or join Facebook yourself, but fear that time has passed you by, the survey being released Friday should set your mind at ease.

And if you're somewhere in between -- intrigued but not sure about the long-term wisdom of sharing personal thoughts and preferences on the World Wide Web -- you are likely to come away with a new appreciation of the deep roots these online sharing tools have already sprouted in the habits of the Millennial generation and of the folks who study Internet technology.

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