The programmer is unable to completely and unambiguously articulate the "design" in source code and documentation. Yes, the source code can be improved with with longer names of variables and functions in addition to liberal code comments. And documentation can be expanded to include chapters on "architectural overview" and "technical motivations" to help fill the gaps but it will inevitably be incomplete.
https://hn.algolia.com/?query=programming%20as%20theory%20bu...
^ Is the one that comes to mind? Or maybe
"[...] I'm getting too old for this sort of thing."
or
"An elegant weapon... for a more civilized age."
Actually now that I think about it, I really don't know what the parent was referring to.
It fits. With both Murdock and Naur, both of them were names I was familiar with but hadn't heard anything about for quite a while... until I heard they both died.