Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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except as set forth above or in any additional terms , purchases of linden content ( including but not limited to usage subscriptions , virtual tender , and/or other virtual goods and services ) are final , non-refundable , have no monetary value ( i.e. are not a cash account or equivalent ) and are purchases of only a limited , non-exclusive , revocable , non-assignable , personal , and non-transferable license to use content inworld , even if they come with a durational term ( e.g. a monthly subscription ) . 

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