Ad Technologies:

• Exploring ways to build a better consumer profile.

• Google-funded Pixazza courts advertisers with new platform.

Legal/Regulatory:

• U.S. to roll out major broadband policy.

• U.K. and U.S. agencies throw cold water on standards for 'black box.'

Smartphones:

• Apple's spat with Google is getting personal.

• Smartphones put the moves on social networking.

Privacy:

• Netflix cancels contest over privacy concerns.

• Privacy is not dead, says SXSWi keynoter.

• One analysis of the Google Buzz mess.

Social Media:

• Telling friends where you are (or not).

• Facebook looks to enable Foursquare, Gowalla and other location services.

• One on one with Andrey Ternovskiy, creator of Chatroulette.

Publishing:

• Online news readers use 5 sites or fewer, study says.

Gaming:

• Microsoft Xbox sales top Wii, PS3.