Move to the cloud they said. More resilient services they said.

But we certainly could get rid of a few of them

That is what I said, near light travel, not FTL. Ansible comms where instantaneous (speed of thought iirc), but not when the veasels/ships where in-transit, as they needed to “buffer” the communications somehow, in form of recorded messages. That is why Ender’s journeys took thousands of years, where only a lifetime for his siblings on earth.

Ender’s sagas adresses not only near light speed travel, but also the relativity on communications between the traveling veasels and “stationary” posts via the ansible

You could dig into the Linux hardware and see if your system is listed there, and how compatilble it is

I do tech support on a global company, and some customers have started to demand their cases not to be readable for our usa based colleagues, nor the shared info hosted on usa clouds. So that wall is somewhat already there.

Have you tried to do some cleaning on your /boot filesystem? It could be you have some old stuff there that may well be wasting storage