Excellent tape in great case. While the story is about a 1941 meeting between the former student and teacher, it covers the early 1920's days on the development of quantum physics and their subsequent meeting after WWII in about 1947. In some ways it reminded me of Robert Lee siding with the South instead of the righteous North(no slaves), it has Heisenberg remaining loyal to Germany(no Jews) even though his friend and teacher Bohr was half Jewish. We'll probably never know if Heisenberg's point about stalling the Hitler regime on fission effects for weaponry, as Germany's top scientist, was true or did he simply not ask and analyze the U235 critical mass problem. A real thought provoker played superbly by the actors including Bohr's wife, an intelligent thinker on an equal playing field as the men