Well, that's the choice of these current websites, which wouldn't also want to support an alternative protocol if one (like the parent post suggests) would get

Well, that's the choice of these current websites, which wouldn't also want to support an alternative protocol if one (like the parent post suggests) would get made. If you need a protocol for document discovery and retrieval like the old internet and have the cooperation of the sites, then you can simply use basic https without javascript, all the things that Lynx browser can support, all the infrastructure is still there. But you can't force the websites to support that if their operators don't share these goals and values.