The problem is Linux is, as he puts it, hard to learn and hard to master

The problem is Linux is, as he puts it, hard to learn and hard to master. So once I've gone through the learning phase for fun and learned what to do, I really want to just keep using it and not have all my hard work undone at a whim. Perhaps ironically systemd is one case I would point to as being an acceptable breakage. The software itself definitely fulfils the license's promise of "NOT FIT FOR ANY PURPOSE", but as an idea it's mostly sound. It suffers from bad design in that e.g. it has no concept of "ready state" so there is no way to express "The VPN service needs the network to be online" and "The NFS mount needs the VPN to be connected"; thus it also has no way to express "you must wait for the NFS to be cleanly unmounted before stopping the VPN" - only "you must execute umount before tearing down the VPN (but without waiting)". Similarly if you have a bind mount you can't make it wait for the target to be mounted before the bind mount is executed (i.e. …