Exactly, everyone builds on the past. Criticizing Oppenheimer in this way is missing point. Maybe he wasn't Einstein, but maybe Einstein wouldn't be able to or

Exactly, everyone builds on the past. Criticizing Oppenheimer in this way is missing point. Maybe he wasn't Einstein, but maybe Einstein wouldn't be able to organize and run a project. Part of this was also a combination of Physics Knowledge merged with getting things done, managing, organizing.