MOSH is a user-generated content platform designed specifically for use with any mobile device. Create, upload, collect and share applications (like games, software mashups, videos, blogs, music and photos) all from your mobile.
In other words, a Web 2.0 social networking site directly accessible from your Nokia. I guess Nokia didn’t want to be left out of the social-networking bandwagon & they wanted to be the first to do so for mobile devices. Mobile communities already exist but they are not so popular as Facebook, Hi5 or MySpace… 
Sign up for the beta at http://mosh.nokia.com/ (Password is ALLACCESS) 
MOSH on mobile devices. (I’m using Opera here to access