[{'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: Cookies: When you use our services, certain information may be stored locally on your mobile device using 'cookies' or similar technologies such as objects stored in our service's local storage on the device that you are using. A cookie is a small text file or data file used to store limited information about the user of the device and is stored on your device. It helps us to identify how our users use our services and so that we can continuously evolve and improve it. We use information collected from cookies to improve users' experience and the overall quality of our services."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_1stParty.'}]