AviWorlds now has a Facebook app that allows people to take pictures in-world and post them to Facebook. Many other grids have Facebook pages, but the only other commercial grid with a Facebook app...
About The Author
Maria Korolov is editor and publisher of Hypergrid Business. She has been a journalist for more than twenty years and has worked for the Chicago Tribune, Reuters, and Computerworld and has reported from over a dozen countries, including Russia and China.