[{'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 use this information to improve the basic quality of the Solo Launcher to ensure that it is fast, stable in users' phones. For example, by constantly analyzing this information, we have reduced the crash rate to only 0.07%."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]