add: quality warning.

app.py

@@ -165,7 +165,7 @@ with block:
         gr.HTML(
             """
                 <div class="footer">
-                    <p>For details on the fine-tuning procedure, check out the <a style="text-decoration: underline;" href="https://github.com/sayakpaul/stable-diffusion-keras-ft/">corresponding repository</a>. This Space is adapted from the <a style="text-decoration: underline;" href="https://huggingface.co/spaces/stabilityai/stable-diffusion">original Stable Diffusion 2.1 Space</a>.</p>
+                    <p>For details on the fine-tuning procedure, check out the <a style="text-decoration: underline;" href="https://github.com/sayakpaul/stable-diffusion-keras-ft/">corresponding repository</a>. This Space is adapted from the <a style="text-decoration: underline;" href="https://huggingface.co/spaces/stabilityai/stable-diffusion">original Stable Diffusion 2.1 Space</a>. The generated images may not be very impressive as the underlying model is still being fine-tuned as of this writing.</p>
                 </div>
                 <div class="acknowledgments">
                     <p><h4>LICENSE</h4>