Not only ecc, but registered. Most AMD systems would be compatible with ecc u-dimm, but not with the r-dimm found in servers

But zero trust means you don’t have to have a perimeter

Ubuntu 5.10 back when a random Finnish teenager could ask Canonical for free install CDs and they’d just mail them to you no money asked.

For proper desktop Linux in that price range a used surface is a choice. It’ll be bigger and less battery life than an android tablet and I don’t know what the fan situation is in the generations in that price range now.

Another option is go with an Android tablet that has LineageOS support. You get fullish access to the system, but the system is still Android, so depends on what you want if that works for you.

Dynamic yes, objecting to 24h. Many places keep the same dynamic address for months or years

Maybe yours does, but that’s not universal in the slightest

They know which IP address belongs to which customer at the time and anybody can download a torrent of some copyrighted content and see which IP addresses are down or uploading it at any given moment. No need to inspect RAM, no need for DO to monitor traffic. They (the copyright holders) will send a cease and desist through DO already, and could change to send a lawsuit instead.

You don’t have to give contact permission to the app.

Don’t give it internet access during setup.