[{'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: Your Profile is available to other users of the Service who are connected to you on Tango. In addition, unless you opt-out (which you may do at any time in the Tango application), your Profile is discoverable by other Tango users, including by way of example in listings of contacts that will include your proximity to other users (however, Tango will not share your location with any users). You may also â€œblock out" any Tango user in your contact list from discovering your Profile at any time.'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]