Hacker News stories for 11 AM on Tuesday Apr 23, 2013

0.765 MemSQL ships 2.0, scales across hundreds of nodes, thousands of cores comments

0.572 IBM’s solar tech is 80% efficient thanks to supercomputer cooling tech comments

0.455 Manual Scaling comments

0.294 Glowing Plants: Natural Lighting with no Electricity or CO2 comments

0.023 My First Year in the App Store comments