There is no conclusive proof,but Mr.Hal Gregersen says it is unlikely that Mr.Jobs could have reshaped industries beyond computing,as he has done in his second term at Apple,without the experience outside the company,especially at Pixar---The computer-animation studio that created as string of critically and commercially successful movies,such as"Toy Story"and"Up".

这句话的结构有点难理解，请问这句话究竟应该如何理解是好？