Comment The StackOverflow map is useless (Score 3, Insightful) 45
It's just a bunch of grey pillars, some of which have avatars plastered on top. Even in query mode, all you can get are usernames. What is the significance of the clustering? How do the different tags affect it? With the lack of information provided, they could have actually just pulled this entire visualization out of their asses and it wouldn't have made a difference.