1. Techcrunch – Google Faces Off With Compete, Alexa, Comscore, Quantcast (And Soon Firefox)
Google launches a website traffic tool

2. Reuters – Nokia buys social networking site Plazes
Nokia makes social network acquisition

3. Read/Write Web – Nokia Acquires Symbian; Takes on Google’s Android
Nokia acquires the open source mobile operating system

4. Financial Times – Facebook heads MySpace in unique visitors

5. Mashable – YouTube Officially Launches Personalized Homepage

6. Techcrunch – Modeling The Real Market Value Of Social Networks
A look at the valuation of social networks