While you read this, Wikipedia and its sister projects grow at a rate of over 10 edits per second by editors from all over the world. Currently, English Wikipedia includes 4,561,520 articles and it is increased every day with over 800 new articles. This amount of data can be analysed in a huge number of ways. This page suggests that the best way to get an idea of the bigger picture is with statistics.
However, Listen to Wikipedia is a visual and audio illustration of live editing activity on Wikipedia. Try it and enjoy the sound of people writing the free online encyclopedia. Listen to Wikipedia was written by Stephen LaPorte and Mahmoud Hashemi, and is open-source, the sound of collaboration is open and equal!