I think this is part of the writer's point. The role of the graphics designer is not the role of the "web designer", but the term has been construed as such an

I think this is part of the writer's point. The role of the graphics designer is not the role of the "web designer", but the term has been construed as such and might better be abandoned in favor of "user experience designer". I'm not sure I agree, but the importance of the graphics design/web design distinction is important.