Via The Moth, I was interested to see Peter Foot (mobile device guru) is working on a Facebook .NET CF codebase. It seems that Facebook is aiming to be an all-encompassing, omnipresent and accessible social networking site. This is probably the key to such a site: accessibility. Users don’t want to be forced into using a regular sized PC (other types of computer are available) in order to update their presence information.
Follow the progress via here.