Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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unless the arbitrator finds that the arbitration was frivolous or brought for an improper purpose , oculus will pay all filing , aaa and arbitrator 's fees and expenses . 

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. OPTIONS: ["Unilateral change", "Arbitration", "Limitation of liability", "Unilateral termination", "Contract by using", "Choice of law", "Jurisdiction", "None", "Content removal"].