Even without computers we can use crypto if we have smartphones but we can't use it if there's no internet.
We can't fully eliminate fiats, this is the truth for now because of the modern technologies that are emerging.
People can't decide on what they can trust and use but for us crypto rocks!
Yes Of course they won't be able to produce crypto if they don't have internet, I think the importance of the internet is in their area so they can learn about the introduction and development of crypto so they tend to be more familiar with crypto.