[{'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 strongly recommend distributing the project's release, rather than building from source, for best user experience. It is signed with the project's keys and so is the only copy that will be upgradeable to future releases via Google Play."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]