[{'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 may use persistent cookies, which will help us to ensure we have identified the same device is logging into the correct account. These types of cookies also help with our anti-spam measures and may help us to prevent phishers, scammers, unauthorised log -in attempts to your account and accessing any hacked accounts."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_1stParty.'}]