I heard from a gas guy that this is to ensure that only connectors made for gas usage are used and people don’t build crazy contraptions with plumber gear for flammable gases… Kinda makes sense.

I use restic with resticprofiles (one config file), notifications via (self hosted) ntfy.sh and wasabi as backend. Been very happy, runs reliably and has all the features of a modern backup solution, especially like the option to mount backups as if it were a filesystem with snapshots as folders, makes finding that one file easy without having to recover)

In Chemistry (where it originated) it is still called NMR. There is no image produced, but a spectrum (graph).

I am using Autosync to sync Obsidian between my mobile, a laptop and a tablet with the central point being Nextcloud. Running without any problems for ca. 3 months.