[{'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: In order to provide you with customized Services, KAKAO uses cookies, which are saved on your personal computer ("PC") and retrieved whenever required for any PC-based Services. Cookies are small text files of information sent to your browser by the website operating server, which are then stored on the hard drive of your PC. When you visit a website, cookies are accessed by the server to ensure that your preferences are maintained, which helps you be more efficient. Moreover, cookies tell us how often your visit the website, how you use the website and what information interests you. In this way, we can provide the Services optimized for your needs. You have an option to enable or disable cookies. You may configure your browser to accept all cookies, get an alert before accepting cookies, or disable all cookies. Please bear in mind that you will not be able to access some of the Services requiring a login process if you disable cookies.'}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_1stParty.'}]