Malcolm Gladwell
"Beauty and authenticity can create a mood, they set the state. But I think the thing that pushes us over the top into tears is details. We can cry when melancholy collides with specificity."
When you remove the duplicate parts of a rock 'n roll song, it shrinks by 60%. Lots of generic phrases because everybody comes from a different background and the cliches are necessary for those different people to talk to each other. So lots of duplicates. If you would go deeper or get too specific, you start to loose people.
Country and hiphop shrank at most by 40%. Tightly knit musical communities. If you speak to people who understand you world, your language, your culture, you can be a lot more specific.
Various versions of "He Stopped Loving Her Today", most notably George Jones, who had just been recovering after heavy drug and alcohol usage because his wife had left him.