According to The Wall Street Journal, Microsoft is investing $70 million in Cyanogen.

Cyanogen is reimagining mobile computing, giving power to the people to customize their mobile device and content experiences. The CYANOGEN™ operating system is built on Android and known for its revolutionary personalization features, intuitive interface, speed, improved battery life, and enhanced security. With a rapidly growing global user base and a vibrant community of developers, we're intelligently connecting smartphone and tablet consumers to people, apps, and things they love.