> The A/B upgrade sounds a bit overkill, you can always just pop up a live distro or install a recovery system (on an old version) in a partition in case someth

> The A/B upgrade sounds a bit overkill, you can always just pop up a live distro or install a recovery system (on an old version) in a partition in case something goes wrong. Could, sure, but we have the technology to make it unnecessary and disk isn't that expensive, so why not?