[{'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: Immediately upon registration, the under-13 user\'s email address is turned into an encrypted format, a "one way hash", which we can\'t read and which is used to authenticate the user login process.'}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_E_Mail_Address_1stParty.'}]