[{'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: 8. COOKIES, BEACONS AND TRACKING The ZEN Services may use "cookies" and other technologies such as pixel tags, local shared objects, hardware-based device identifiers, Operating System-based identifiers, clear GIFs and web beacons. ZEN treats information collected by cookies and similar technologies as non-personal data.'}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_1stParty, Identifier_Device_ID_1stParty, Identifier_MAC_1stParty.'}]