[{'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: Will this privacy policy change? Occasionally, we may change this privacy policy (or other documents in the Adobe Privacy Center) to allow Adobe to use or share your personal information in a different way. If we do, the links to the policy on our websites (which are generally found in the footer of the website) will indicate that the policy has been changed. For new users, the change will become effective upon posting. For existing users, if the change is significant, it will become effective 30 days after posting. We encourage you to periodically review the Adobe Privacy Center (http://www.adobe.com/privacy.html) for the latest information on our privacy practices."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]