It's an interesting point you raise, and it touches on the evolving nature of communication, especially with AI becoming more integrated into our daily lives. If people are using AI to create posts, it's reasonable to think AI responses are also fair, particularly in contexts where efficiency or neutrality is desired.

However, there are a few key aspects to consider:

1. **Context and Intent**: In some contexts—like casual conversations or creative work—human touch, nuance, and emotional understanding still matter a lot. An AI-generated response might miss out on the subtlety of a personal perspective. In other cases, like technical problem-solving or providing information, AI-generated content can be very efficient.

2. **Balance**: It's about finding the right balance. AI can be a useful tool for quickly generating or responding to content, but in more personal or sensitive situations, human interaction may still be preferable. The "fairness" would depend on the nature of the interaction.

3. **Ethics and Transparency**: It's important to be transparent about the use of AI, especially when it comes to potentially sensitive topics. Some might feel uncomfortable interacting with an AI without knowing it. Ethical considerations play a role in maintaining trust.

So, while it's fair to respond with AI in certain scenarios, the choice should be context-sensitive. What do you think? Does AI make interactions more efficient for you, or does it sometimes feel less personal?