The reason is simply that it is in the best hands.
Just go times into an electronics store and tried by all mice exhibited. The result will be pretty straightforward. Even with composite eyes you will recognize them, since these extremely good sitting in a hand, if it is exhibited them there;).
In addition, you have at your never feel dodge on cheap plastic because the coating also ensures the highest grip.
Who had the mouse once, no other more outdated.
An absolute Best Buy. That is why I find the G5 not overpriced for this quality the price is really reasonable.