A whole extension? Seems like something any custom-css/custom-js plugin can handle. Stylus, or those monkey extensions. .hnuser attr=href=?user?id=rd .parent(

A whole extension? Seems like something any custom-css/custom-js plugin can handle. Stylus, or those monkey extensions. .hnuser attr=href=?user?id=rd .parent().parent().hide() Though no idea if such a plugin exists for Safari.