Facebook Data Store API
When I heard that f.bk had a new Data Store API was thinking “Wow! That’s actually hard!”.
But if you read it closer you’ll notice the operations map to what can de done in memcache (down to transactions are handled via atomic auto-increments) with a bit of cleverness, and some persistence. (pun intended) Still a nice step towards making developing f.bk apps a bit less eye-pokey-outty
Everyone is building the giant hash table in the clouds.