I don't know, but the wonderful 50s do get over-looked while the 70s are hyped to high heaven, so seeing that, I love this list. He's got over 50 great films up there, and he helps remind us how great films were in the 50s. This sounds like High Noon or Shane. I'm not doubting that. Shit man, you got some great films from the 50's.
Every decade has great films.
Perhaps people are trying to make up for the relatively poor filmmaking of the previous decade. That means we're starting a bad film decade. Someone should do the 90s.