Originally Posted by
Pop N Wood
So while getting your hands a greater radius from the stem axis should in theory make the bike less sensitive to sloppy hand movement, I think it is the side to side leverage from having them way out front that makes the bike feel "twitchy". When you think about it most people ride on the top corners of their drops, which is near position B on your diagram.
I didn't draw the diagram well...please see my 2nd attempt.
Riding on a standard bar setup is like position 'A' - out front.
Riding on an absolutely 'zero-length' stem would be like position 'B' - and that is supposed to be twitchy/terrifying, etc etc