From 60 Frames per Second to 500 in Haskell | Keera Studios
Haskell is fast, easy to parallelize and to optimize. In this post we explain how we increased a game's speed by 700% and reduced memory consumption to 3MB.
Click to view the original at keera.co.uk
Kinda disappointing that it's just a breakout clone, but it's impressive that they managed to get it working and performant in Haskell.