> Have you tried turning it on and off again? Oh, you can't. Actually you can. That was one of their biggest advantages, to save and restore running images, an

> Have you tried turning it on and off again? Oh, you can't. Actually you can. That was one of their biggest advantages, to save and restore running images, and debug into running images. But diffing a serialized binary image (what changed?) was hard. you had to diff the commands leading to your image, a bit like in docker.