Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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your arbitration fees and your share of arbitrator compensation will be limited to those fees set forth in the aaa rules with the remainder paid by headspace . 

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