Fedora

The words "atomic" and "immutable" get thrown around a lot, but here's what they actually mean in the context of Linux. The core idea behind Fedora Atomic is that the base OS is read-only. That's the "immutable" part. When updates are applied, the entire system image is swapped out in a single operation that takes effect on the next boot, rather than overwriting files while you're using the computer. That's the "atomic" part. If something goes wrong with the update, you select the previous boot image in GRUB, and your PC is back to normal with no downtime, with no changes to your apps or perso