For instance, Markey and Rep. Joe Barton (R-Texas) late last September jointly pushed the FTC to investigate Facebook's tracking of its users even after they log out of the site.
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 firstname.lastname@example.org.
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