Like Borat would say, VERY NICE!
Android is the first free, open source, and fully customizable mobile platform. Android offers a full stack: an operating system, middleware, and key mobile applications. It also contains a rich set of APIs that allows third-party developers to develop great applications. (Source: Andriod)
Actually I was just thinking about Android being the first free, open source, and fully customizable mobile platform. Are they really the first free, open source, and fully customizable mobile platform?
[EDIT: Changed titled, change URI, changed everything. Sorry.]