Pathname actually makes a lot more sense when you really think about it. A print working directory command might be expected to give all sorts of details about

Pathname actually makes a lot more sense when you really think about it. A print working directory command might be expected to give all sorts of details about the dir path, permissions, access/modify/change dates, contents. If I had to guess I think I might expect it to list the contents, like ls -1 does. Pathname working directory you would pretty much only ever expect to do exactly what PWD does.