One of the world's highest-paid executives explains why he suddenly resignedNikesh Arora shocked the business world two years ago when he jumped from his role as Google’s chief business officer to SoftBank (SB), the idiosyncratic Japanese telecom company. There, he was quickly elevated to second-in-command, in line to take the CEO role when founder and CEO Masayoshi Son stepped down sometime in his 60’s. (See Fortune’s November 2015 profile on Arora here.) But that sudden
