Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
in any litigation between you and headspace over whether to vacate or enforce an arbitration award , you and headspace waive all rights to a jury trial , and elect instead to have the dispute be resolved by a judge . 

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