If we can treat the prompts as the versionable source code artefact, then sure. But as long as we need to fine-tune the output that's not a high level language. In the same way no one would edit the assembly that a compiler produces
Even though you can do it with pure oxygen, it won't be fun. This is because our breathing reflex activated from the rising carbon dioxide levels - meaning that for a significant portion of the attempt the person was fighting their urge to breathe.
I hope him all the best.