Originally Posted by stevo
...about the best upgrade you can do IMO.
I'm not going into aesthetics, so let's accept the working hypothesis that quill stems look great (not my view but let's play...)
Still, from every kind of practical, functional viewpoint threaded HS and quill stems are inferior to threadless. (Except for ease of adjusting height but even that's debatable.) In some respects, waaay inferior.