Michael Stahl wrote:
no, the worst case is this:
https://www.happyassassin.net/2016/10/04/x-crash-during-fedora-update-when-s...
That was a one-time bug that is already fixed. It also affected only systems with hybrid graphics, lots of systems were not affected at all. And as I explained in my reply to Bastien Nocera, X crashing will still allow the update to complete if you use PackageKit or dnfdaemon.
Kevin Kofler