I think that’s unfair on third world countries
I think you’re confusing decentralized and distributed: https://www.geeksforgeeks.org/comparison-centralized-decentralized-and-distributed-systems/
The argument for rust is memory safety, which allows you to avoid these very common, often serious, issues.
It’s an argument that goes far beyond curl, and some random curl clone written in rust.
https://ens.domains/