I’ve always loved finding new ways to visually explain information, whether through maps, diagrams, charts or other graphical models. Edward Tufte is an old favorite on this very rich field of study — if you haven’t already, be sure to check out his latest book, Beautiful Evidence.
In similar fashion, Sha Wang’s nifty spiral generator creates a visual portrait of your musical tastes. By using your scrobbled Last.fm music tracks, Wang’s simple script whips up a sweet spiral graph of your listening patterns over the past year (see my spiral below). Want to try it out? Make your own at www.diametunim.com/muse, or view other spirals at http://datamine.tumblr.com.
Another colorful graphing tool for Last.fm users is LastGraph, which renders your listening history in the form of a wave graph. It’s just as pretty and clearly marks artists using varying color fields:

