President Franklin Roosevelt called December 7, 1941, "a date which will live in infamy." On that day, Japanese planes attacked the United States Naval Base at Pearl Harbor, Hawaii Territory. The bombing killed more than 2,300 Americans. It completely destroyed the American battleship U.S.S. Hope this helps! :)
The main Idea is "Robots are better assembly workers" because everything at the beginning of the passage leads up to how robots can be more productive in bad environments.<span />