I think it was sort of the opposite. That was about the new "walrus operator" (:=) and there was quite a lot of proposals, consultation, a PEP, and lots of flam

I think it was sort of the opposite. That was about the new "walrus operator" (:=) and there was quite a lot of proposals, consultation, a PEP, and lots of flaming on public mailing lists, and apparently this flaming included people who Guido respected the opinion of, and some would be quite angry at him either way he chose over this issue, IIRC.