Alternative visualisation for Guardian's Twitter data showing tweets during World Cup football matches.
What do you see? (Hopefully) You see the twitter activity regarding certain keywords during a World Cup 2010 match of your choice. Each vertical bar represents tweets of one minute, including half time break. Move your mouse pointer (if you have one) over the bars in order to get more information on what the colors mean. All data curtesy The Guardian (UK). Read more about it at the Guardian Blog.
This visualisation uses the HTML5 Canvas element for display of the vertical bar charts. Read the source if you're interested in details.