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.
It might actually help the intern if they use it:
Yeah, people need to realize they’re not owning the media, simply “renting it”.
https://ens.domains/