"I own the collection of comments on my blog, and you own the comments you've placed on my blog and all others. I should be able to back up a complete set of comments on my blog, and also back up a copy of all comments I've placed on all blogs."
Tagging online content is something that doesn't seem to have taken off the way some people expected it to. Is it too complicated for widespread adoption?
Tun3r is a web 2.0 style interface consisting of a mosaic of hundreds of internet radio stations you can listen to. Dragging the tuner to one of the little pictures brings up the station information, including its recent playlist and gives you the option