Week in review: Icahn, Microsoft merger maven?

Facebook, Google, others sponsor youth activism summit
YouTube, MTV, and others are also on board for a New York event next month that hopes to use a successful anti-extremism campaign on Facebook as a springboard for more social-media activism.

Facebook's Verified App Program takes a lesson from open source
Facebook has a new program that makes it sound a lot like open-source business models.

OpenSocial, Facebook and Microsoft to compete for app developers
What started out as Google's effort to create a common API for developing gadgets that can tap into data from across multiple social networking services is becoming more of a full-fledged,...

Video: Daily Debrief: Windows Live, social wallflower no longer
Perhaps influenced by prominent social-networking sites like Facebook and MySpace, Microsoft will begin integrating features such as a news feed and profiles into its Windows Live...

MySpace beating Facebook on ads? Well, duh
Why nobody in the tech world is surprised that Facebook is still behind MySpace in terms of advertising.