Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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headspace may transfer its rights and obligations under these terms to any company , firm or person at any time if it does not materially affect your rights under it . 

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