Boeing co: European airbus: manned aircraft black box with double insurance should be! One is the black box of the current has been using, and the other should be set with a waterproof and fireproof and shock and black box with the current has been used to wirelessly transfer all the information function. And totally out of control in aircraft shall also have to do when the pop-up aircraft and satellite positioning for help! Even if is floating in the water should have more solar rechargeable light box! Today's technology to solve this problem should be a piece of cake! Bolshoy ussuriysky search is looking for a needle in a haystack! Light box by satellite positioning can direct field rescue is the respect for life!