For the simple reason that Tyson was made for fighters with a good jab....look at how certain fighters struggle with certain styles Tyson looked bad against mediocre fighters who could jab what would he of been like against an all time great jab ?.....The late 70,s early ,s Holmes that beat Shavers and Norton had great skills and the heart to go with it Tyson didnt have the heart Holmes had to get off the floor and come back.Tyson sat on his stool pleading with his trainer not to go out for the 8th round against Lewis thats fighting heart you either have or you dont regardless how washed up yo