Mandatory auditor rotation is designed to address a potential conflict of interest between a public company and its auditor. Because an auditor is hired and paid by the public company it audits the auditor's desire to maintain a good relationship with its client could conflict with its duty to rigorously question the client's financial statements.
I don't let it bother me too much if someone doesn't like me. I just figure there's no accounting for taste. It's not me it's my acting. It's like if someone doesn't like someone's food they just don't like my acting.