Clever work by Matt Robinson and Tom Wrigglesworth: they drew the same piece of sample text in several fonts at large scale using transparent Bic pens, then measured the remaining ink in the barrels to show the comparative consumption used by each face. Yes, you could probably write some code that calculated the area used by the faces described in their PostScript files, but where would the fun be in that?
Yishay sez, "The good people of the Open Knowledge Foundation
have just released a prototype of their visualisation tool for UK gov spending. This on the same week that the government announced radical plans for opening their data.
Open data needs to be seen, not just done."
I'm loving this: you can click on any of those dots (on the actual web-page) to see what it represents. The slider moves you back and forth year-to-year. It's an amazing way of visualizing public spending.
Where Does My Money Go?
Here's a fascinating heat map showing the number of geotagged Wikipedia articles by country. It's a map of the "known unknowns" -- areas where there are likely to be many articles still to write.
Mapping the Geographies of Wikipedia Content