Thats what i noticed... I was thinking maybe his back stroke was weak... Lol... Seems it is slower... One person i read from was saying that by not going 50/50... Sooner or later we will change the original angle... I will be ordering a kamisori here soon! So i am trying to get as inform as possible! I regret not getting into razors while i was in japan! sure could have learned alot while there for 3 years