"with more rules we have solved most of the problems in the world. That just leaves the weird events" -Steve Coast The remaining problems are indeed weird, and

"with more rules we have solved most of the problems in the world. That just leaves the weird events" -Steve Coast The remaining problems are indeed weird, and succumb only after application of every available tool: "asking around", CS theory, low-level debugging, visualization, heavy logs analysis, pouring over source code, strolling aimlessly, mining commit history, politicking, brainstorming...