[{'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: Changes and updates to this Privacy Policy We may occasionally update this Privacy Policy, and when we do so, we will also revise the Effective Date set out below. Any changes to our Privacy Policy will always be available here so that SoundCloud® users are always aware of what information we gather, and how we might use and share that information. Please be sure to check back here from time to time to ensure that you are aware of any changes to this Privacy Policy. Any material changes to this Privacy Policy will be communicated to registered users by a notification to their account and/or by posting a notice of the change on the Website."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]