This kind of hyperbole isn’t helpful.

Security concerns about supply chain attacks in the AUR (well known to be extremely insecure well before LLMs got popular) isn’t “killing” Arch let alone “killing Linux distributions”, plural.

It's just entropy.

Favorable environment of Linux distros is an initial phase of technology. This state is gone for years now, AI is just making it evident. Adapt or become obsolete.

Maybe just poorly run ones?