Sure. I am working on the firmware for a camera. Believe it or not it's a bunch of ruby services coordinated via redis pubsub. But at the core is the main syste

Sure. I am working on the firmware for a camera. Believe it or not it's a bunch of ruby services coordinated via redis pubsub. But at the core is the main system state which is a service in itself which is the main state machine. This pattern is something which I've evolved over the years and it's fantastic (if I do say so myself).