Privacy:

• Facebook retreats on privacy.

Search:

• Google may penalize your site for having too many ads.

Online Ad Market:

• Facebook's timeline for success.

• Digital advertising: 5 hot trends.

Ad Technologies:

• Why Adobe is deflating Flash: HTML5.

Legal/Regulatory:

• Microsoft using dirty tactics against Android, B&N says.

Business Strategies:

• Amazon buys Yap, joining Apple, Google in speech recognition.

• Logitech CEO: Google TV 'cost us dearly,' no Revue replacement coming.

• Sony developing new TV platform.

Security:

• Valve's online game service Steam hit by hackers.