[{'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: You bear all risk of loss after purchase and for any loss of eBooks you have downloaded, including any loss due to a computer or hard drive crash. We may, from time to time, at our sole discretion remove eBooks from the Service without notice."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]