[{'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 also employ other technologies including (i) web beacons, which allow Us to know if a certain page was visited or whether an e-mail was opened; (ii) tracking pixels, which allow Us to advertise more efficiently by excluding our current users from certain promotional messages, identifying the source of a new installation or delivering ads to you on other websites; and (iii) local shared objects also known as flash cookies, which help Us to prevent fraud, remember your in-Service preferences and speed up load times."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_1stParty.'}]