Easier to handle and dump would be my guess.

In my state you can shoot, butcher, and then dispose of all of the waste (bones, skin, etc) from a deer directly into the trash. My first thought would have been, assuming you feel bones inside, that it’s from hunting.

It’s the default in the new PiOS

You mean a clock with an alarm feature?

Are you using Linux at work without systemd? Seems unlikely. All our 400+ nodes run RHEL and consequently systemd. This doesn’t seem to impact our researchers’ use of CUDA in the slightest when executing code on the nodes or in any kind of container.