[{'role': 'user', 'content': "Analyze the following clause from a privacy policy and determine if it's fair or unfair. Also identify any privacy practices mentioned: Information we collect First of all, we want you to be assured that we do not read or listen to the content of your messages and/or calls made privately via Viber and we do not store those messages once they have been delivered to their destination (which by average takes less than one second). If for some reason, the message, wasn't delivered to its destination within up to 2 weeks, it will be deleted from our servers.."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]