Indeed. If you look at pull request 10513, you see Eelco propose a bug fix, another person point out the flaws in his approach, and Eelco subsequently closing his own pull request and filing a new PR with a different approach.
https://github.com/NixOS/nix/pull/10513
The save-nix-together signatories describe this as “ignoring other people and only considering his way”.
I suppose they were counting on no one bothering to read their citations?