Jack Slocum has created a very interesting blog comments system using Yahoo! UI. [via Suw Charman]

You can simply attach your comment to any block of text or an image in a post. This is particularly suitable for my 10 things posts. And this could have been easily the best of Yahoo! Hack Day winners.

I have known Yahoo! UI, but haven’t looked at it in detail yet. Now I am really interested in it and want to try it with Ruby On Rails.