Isn't Chromium open source?

I would try it in a VM first. But maybe you are braver than I.

Are you being sarcastic or are you asking for assistance? Please clarify.

No, Steam is a store and a content delivery mechanism. It has the option to add DRM, which developers may choose to do, but don't have to. There are games which can be purchased on Steam and which can be launched without the Steam client, just like any normal program.

You made me very curious about NixOS and now I'll have to take a closer look at it. The second to last sentence did it. Thanks

Probably a very stupid question: Could Turkey's Internet censorship (like DNS blocking) have any effect on the alert system?

They are specific to the kernels delivered with Ubuntu because of changes introduced by Canonical in OverlayFS:

Source: Ubuntu Website

Also communication: issues, blockers, requirements, expectations. Nothing works without these things and the ones you mentioned.

Critical thinking is definitely important, but I would say that the most underrated skill is communication (spoken and written).