Ning Expedition

http://grou.ps/

Another one enter the arena and this one presents an interesting idea, while you can create a community web-portal, instead of having all the features built it it leverages the API's from many other popular services as Reddit, Blogger, Picasa, and many more. Well here's another entrant into the world of web community platforms.

Though TechCrunch recently posted a very interesting article speculating about the future growth of Facebook and the significance of Facebooks recently surpassing of Myspace in users and what about facebook makes it important to all webapps. Very good read.