Interesting project. I had similar hobby project: MapDB database engine. It started as simple data store for astronomical application. I wrote first patch for

Interesting project. I had similar hobby project: MapDB database engine. It started as simple data store for astronomical application. I wrote first patch for JDBM (old name) while observing at Atacama desert 4 years ago. I never advertised much, but now its my full time job and it generates decent email traffic.