inessential: On switching away from Core DataA lot of the work I’ve been doing the last several months is optimizing performance for NetNewsWire for iPhone. The changes haven’t shipped yet, because I’m not quite finished. But one part of this might be interesting to other developers, so I figured I’d write it up. I optimized as much as I could, spent tons of time in Shark, went all multi-threaded with Core Data, switched away from my own que
