Addressing this requires me being interested in all the details (which would get me half way there on the road to being a contributor, which I'm not aiming at). I was responding to the central point of the article + ranted a bit.
I'm simply getting annoyed by the low effort that is put in such prominent open-source software.
And here I am, working in my corner on a soon-to-be-released open-source library that will likely see 100 users for a year at most... agonizing on increasing test coverage that actually paid off and it uncovered bugs and I fixed them. And enlisted LLMs and professional acquaintances to minimize or eliminate memory copying in the FFI part of the code...
...and a very prominent open-source software maintainers have not even bothered to start looking at the lowest-hanging fruit: reducing disk usage.