facebook users can add people as friends and send them messages, and update their personal profiles to notify friends about themselves. Additionally, users can join networks organized by workplace, school, or college. Sign up at http://www.facebook.com
twitter is a social networking and micro-blogging service that enables its users to send and read messages known as tweets. Tweets are text-based posts of up to 140 characters displayed on the author's profile page and delivered to the author's subscribers who are known as followers. Senders can restrict delivery to those in their circle of friends or, by default, allow open access. Sign up at http://twitter.com/
YouTube is a video-sharing website on which users can upload, share, and view videos. Unregistered users can watch the videos, while registered users are permitted to upload an unlimited number of videos. Videos that are considered to contain potentially offensive content are available only to registered users 18 and older.
tumblr is a blogging platform that allows users to post text, images, video, links, quotes, and audio to their tumblelog, a short-form blog. Users are able to "follow" other users and see their posts together on their dashboard. Users can "like" or "reblog" posts from other blogs on the site. Sign up at http://www.tumblr.com
Foursquare on your phone gives you and new ways of exploring. Earn points and unlock badges for discovering new things. Sign up at http://foursquare.com/
Travelocity using Chat Roulette
Marketer embraces the technology that drives web porn sites. http://www.nytimes.com/external/readwriteweb/2010/05/12/12readwriteweb-travelocity-says-chatroulette-marketing-wor-26937.html
Chat Roulette
Personal Live Streaming Video
Three ways you can broadcast live to the world with just webcam and a internet connection.
Chumby
Devices that tell you what’s up.
