This looks really cool, I found the line "inherently safer than digital computing in the face of cyber threats" pretty funny. There's no analog internet so what could the cyber threats even be?
You're not doing the same tasks as a digital computer though.
Paper is more secure than digital computing.
Another rephrasal of the concept they are proposing: "Don't be the man with a hammer" [not all problems are to be treated as nails - including the health and safety related concerns nails demand].