guarantees. >> after everybody gave up, we were driving around the beltway after we picked up our diskettes for this one government agency that failed, my deputy said, you ought to give me a shot. you gave all the other big boys a shot. i said what are you going to do? >> he said, scotch tape them back together. i said that's not going to work. >> the inspiration was a post-it note. the adhesive on the back is strong enough to hold items together, but it is easily removed, leaving no residue behind. first, technicians used heat to smooth out the rumpled pieces. unfortunately, not all of the pieces could be sufficiently repaired. so they needed to find a way to replace the damaged pieces to make a complete disk. >> so what we did is then take that original piece of evidence, put it onto that disk and