Hello someone actually recovered the data from one of the Columbia's hard drive here is the link to the story
http://news.yahoo.com/s/ap/20080510/ap_on_sc/shuttle_recovered_data;_ylt=AsO0C5g99mwt_lQ0V3X9I8us0NUE (http://news.yahoo.com/s/ap/20080510/ap_on_sc/shuttle_recovered_data;_ylt=AsO0C5g99mwt_lQ0V3X9I8us0NUE)