I'm not sure if that's really yak shaving. Usually it means having to fix thing A to fix thing B. But in Hals case he simply discovers other problems and gets

I'm not sure if that's really yak shaving. Usually it means having to fix thing A to fix thing B. But in Hals case he simply discovers other problems and gets distracted, e.g. He could still change the bulb before he fixes the shelf.