[{'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: We will not collect any Personal Information from you simply by virtue of your visiting our Website; we only collect it if you choose to submit it to us. We do, however, collect Non-Personal Information such as device IDs, IP addresses and other persistent identifiers, as well as Usage Data, whenever you use our Website/Apps. Such Non-Personal Information is not combined with Personal Information unless you choose to submit Personal Information to us."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_City_1stParty, Contact_ZIP_1stParty, Demographic_Age_1stParty, Demographic_Gender_1stParty, Identifier_1stParty, Identifier_Device_ID_1stParty, Identifier_IP_Address_1stParty, Location_1stParty, Location_Cell_Tower_1stParty, Location_IP_Address_1stParty.'}]