"In some countries this may not be legally possible; if so:
[[::User:Dcoetzee|Dcoetzee]] grants anyone the right to use this work"
I remember this recently not being broken. https://commons.wikimedia.org/wiki/Template:PD-retouched-user and its subpages haven't been recently edited. I would expect the problem to be more widespread than this, but perhaps others can comment on that.