This is a great idea (PDF). It’s tremendously problematic. But worth checking out.
Basically, a music writer for the Guardian used the classic London tube map (PDF) as a template for mapping the history of 20th century popular music. While I grudgingly admit it’s a brilliant concept, I think I’m more excited just to print it out and take it to the pub to argue with people about it. That sounds fun. I’m sure Dave and I will have a go at it this weekend when he visits. . . though I imagine we’ll just agree on everything.
Now when Sam gets here, that’s when the fireworks start. . . Right, Mr. A Love?