also steves sight mentions the images for the search area and states they are current, so untill someone comes out and says stop looking because these are old images I will continue to search, I find it hard to believe that they would set up the search with GEOEYE to specificly search for Fossett and then put up old images.
"New satellite images are also enabling internet-based anaysis by individuals hoping to help. The project is an 'Amazon Mechanical Turk' based effort with recent images from GeoEye, supplier of many images to Google Earth."