[{'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: Although, you can use certain features of the App without telling us who you are or revealing any personal information about yourself, when you download the App we collect device related information pertaining to your mobile phone including, but not limited to, the type of mobile device you use, your mobile device's unique device ID, the IP address of your mobile device, your mobile operating system, the type of mobile Internet browsers you use ('Automatically Collected Information'), and irrespective of whether you register yourself on the App, once you give us your personal information, you are not anonymous to us. Where possible, we indicate which fields are required and which fields are optional. You always have the option to not provide information by choosing not to use a particular service or feature on the App. The identification of the IP address helps diagnose problems with our server, to administer our App and to gather broad demographic information."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Device_ID_1stParty, Identifier_IP_Address_1stParty.'}]