Counter point: first unmanned US soft landing attempt succeeded 3 years before first manned attempt. Surveyor 1 - 1966 Apollo 11 - 1969. I bet that NASA learned

Counter point: first unmanned US soft landing attempt succeeded 3 years before first manned attempt. Surveyor 1 - 1966 Apollo 11 - 1969. I bet that NASA learned a lot from 7 unmanned Surveyor missions and that contributed to the success of Apollo 11.