<<Facebook needs to be a platform, not a service. Facebook just doesn't have enough weight on your phone right now, via its mobile website and its apps. Facebook wants to be built into the operating system, to make your contact list better, and to make boring features more social. That's how it can continue to accelerate its growth and make itself irreplaceable.>>

http://www.businessinsider.com/heres-why-facebook-is-secretly-building-a-phone-it-needs-to-be-a-platform-not-just-a-service-2010-9

<<Facebook is "for sure" using Google's Android operating system as the basis for its phone software, according to a plugged-in Silicon Valley source.>>

http://www.sfgate.com/cgi-bin/article.cgi?f=/g/a/2010/09/19/businessinsider-facebooks-secret-phone-is-android-for-sure-2010-9.DTL

I hope they will make a new Facebook App for it, because it is really bad today!

Though is logic, I think it would be better if they work harder on their app. They could do whatever they want having a good app and using HTML5...