Originally Posted by San Rensho

NO! You want essentially no weight on your arms when you are riding and if you move your saddle forward to alter for weight distribution, you will be putting weight on your arms which is the WORST thing that you can do for handling. The best handling comes from the lightest touch on the bars which you will not have if your your seat is forward and you are holding yourself up with your arms.

In addition, in any corner, the 1/3- 2/3 bias you measured goes out the window because the proper technique in a fast corner is to lift yourself slightly out of the saddle with your outside leg, so the weight distribution while you were in the saddle goes out the window.