Feeling old this week? Dunno about you, I do. I just upgraded my desktop which doubles up as the house server to Debian buster. Result - classic case of dinosaur blues.
By the look of it nobody tests the key components which you would use in a classic "old style" network: NIS, NFS and Autofs. All of them are either broken or miss key features. As a result, instead of having the usual relatively smooth Debian upgrade experience I ended up troubleshooting bugs for a couple of days.
In order of severity: