was the American dream real at any point? Sounds like the same to me. Just a less individualistic dream.
It doesn't mean absolutely everyone takes part, of course, but it does mean it's a 'thing' that people may take part in with support from many of those around them if they choose.
Looking at the inverse: If you're going against the cultural wind, you're just going to have a much harder time doing whatever it is.
It just seems like this must show up in outcomes, it would be strange if it didn't.