Ad Technologies & Vendors:

• AOL sells affiliate firm buy.at

• Social media ad network LifeStreet acquires competitor SocialCash.

Email Marketing:

• Email still powerful marketing tool despite booming popularity of social media.

DOOH:

• NYTimes goes out of home.

Smartphones:

• Microsoft says iPhone has opened its eyes.

Mobile Computing:

• Developers gear up for iPad launch.

• Freescale's new chip aims to lower e-reader price tag.OS:

• Chrome's gobbling marketshare and here is why.

Search:

• Google acquires Picnik.

• 6 unanswered questions about Picnik acquisition.

• DARPA wants military iPhone and Android apps.

Social Media:

• The 10 types of people that try to quit Facebook and fail.

Legal/Regulatory:

• Microsoft tells Google to stop complaining about the anti-trust inquiries.

• Apple sues HTC, maker of Android phones, for patent infringement.