[{'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: Feedback When you choose to submit feedback through Psiphon you will have the option of including diagnostic data. We use this data to help us troubleshoot any problems you might be having and to help us keep Psiphon running smoothly. Sending this data is entirely optional. The data is encrypted before you send it, and can only be decrypted by us. The information in the data varies by platform, but it may include: Windows: Operating system version Anti-virus version How you're connected to the internet (for example, if you're using dial-up or connected via a proxy) How much free memory your computer has"}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]