I got briefly distracted last night when I realised the RSS reader I wrote around 3 years ago can grab last.fm RSS feeds. About 10 minutes later I had an app that displayed my last songs in an image.
I rather quickly turned this into a sig that I'm now using on the Audiosurf forums. It doesn't really do anything snazzy, it's almost identical to the ones last.fm chooses anyway, the only difference is that I have complete control over the layout etc. Which means my own choice of font... Err, that's probably the only real difference. :oD
Ah well, was a good bit of fun!
Currently looks like: