For those who worry about their privacy being harmed by transaction generated data, here’s more to worry about: sensors in the sky. These systems generate so much data that they do require big-data analysis. Just as important, he shepherded research and development of new kinds of satellites that made digital pictures of objects on the ground as small as five inches across and then transmitted the images to earth for analysis almost instantly. The aerial reconnaissance programs, most done in conjunction with the Air Force, were highly classified, and many remain so. In a 1967 speech that he asked not be quoted, President Lyndon B.