in response to  There is a persistent meme in this article and others that models were introduced in response to some model from another company That may be possible but the lead time for a set of wheels and some pinstripes is  months any real change is  years and a fundamental change is more like  years So this game of pingpong beloved of wiki editors really doesnt exist Simple question if pingpong worked why did it take Toyota so long to bring the wd Kluger out