Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
we are not responsible or liable for the conduct or content of any user . 

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