[{'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: Our use of cookies and local share devices, including the specific cookie names, may change over time, but will generally fall into the above categories. Please visit this page regularly so that you are aware of any changes."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_1stParty.'}]