[{'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: Performance / Analytics We use these cookies to analyse how the Spotify Service is accessed, is used, or is performing. We use this information to maintain, operate, and continually improve the Spotify Service. We may also obtain information from our email newsletters, including whether you opened or forwarded a newsletter or clicked on any of its content. This information tells us about our newsletters' effectiveness and helps us ensure that we're delivering information that you find interesting."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_E_Mail_Address_1stParty, Identifier_Cookie_or_similar_Tech_1stParty.'}]