
At best, this study might yield a very loose hypothesis. But adopting this hypothesis requires a tremendous leap because the assumptions behind it are many. Among them are that (1) the Billboard charts accurately reflect listener demographics and (2) lyrics to popular songs reflect listeners' state of mind, thoughts, and attitudes. These two assumptions, which are chief among the many, are themselves deeply flawed.
So why give precious column space to this?
What privileged generation hasn't put subsequent generations under the spotlight and declared them immoral, worthless, and devoid of any real substance? Hey, generation who reads the NYT, it's your turn.
The article: http://www.nytimes.com/2011/04/26/science/26tier.html