Otherwise I tend to agree that we should just declare \ paths to be
known not to work, until somebody does a patch. I've come to believe we should not even accept a patch. Any such support would tend to be pervasive, destabilizing, and require further work in who-knows-how-many-places. And furthermore, \ paths are not going to work in texinfo.tex, ever. Texinfo has existed for some 25 years without supporting \ paths, so I simply cannot believe we need to start now. k
