Check here:
http://www.edmunds.com/reviews/roadtests/firstdrive/93322/article.html?tid=edmunds.h..reviews..4.*

Another positive revew with a slightly different slant. And yet another clue in the continuing debate on the function of the TAPShift.....

As has been mentioned, this topic is not of great importance, but at lest it is something to talk about. Clue - Edmunds states: " TAPshift is also pleasingly quick on the draw, shifting up or down virtually as quickly as the button is thumbed."