Online Ad Market:

• InMobi buys ad software developer Sprout.

Social Media:

• Can ad-littered Twitter keep its cool?

• Foursquare Pages become self-serve.

• Developers believe Google+ can beat Facebook.

• Mobile developers see more promise in Google+ than iCloud.

• Facebook lets expectant parents list unborn child as family.

• Why did Facebook buy an e-book publisher?

Security:

• China implicated in massive five-year long cyberattack.

• Android malware up significantly over past 6 months.

Mobile Computing:

• Apple's fifth-gen iPhone could be 'bigger upgrade than expected'.

• RIM unveils new BlackBerry models.

OS:

• That Internet Explorer "IQ test" was a hoax.

Publishing:

• How AOL’s Editions iPad app seeks to master the digital magazine experience.