Eisner said he's not declaring that social networking is a danger to people, but he is concerned about some of the numbers he saw.

"We're not qualified to declare a societal, social media crisis, but when almost half of social media users say they check Facebook or Twitter sometime during the night or when they first wake up, you have to wonder if these people aren't suffering from some sort of addiction to social media," he said.

Sharon Gaudin covers the Internet and Web 2.0, emerging technologies, and desktop and laptop chips for Computerworld . Follow Sharon on Twitter at @sgaudin or subscribe to Sharon's RSS feed . Her e-mail address is sgaudin@computerworld.com .

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