Friday night blog round-up

Technology and social enterprise is reviewing the Playpump, a merry-go-round that harnesses childrens’ play to pump water from village wells.

Peter Casier is wondering if anything has gotten better in Sudan.

Shanta Devarajan has a post up about export controls on food as a response to the food price increases. Even while fearing a world food crisis, I am amused that India specifically delineates non-basmati rice.

Lastly, Chris Blattman’s got some great charts about economic recovery.