Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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except as otherwise stated herein , these terms constitute the entire and exclusive understanding and agreement between fitbit and you regarding the fitbit service , and these terms supersede and replace any and all prior oral or written understandings or agreements between fitbit and you regarding the fitbit service and fitbit content . 

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