diff --git a/README.md b/README.md
index a233b3b..57890e6 100644
--- a/README.md
+++ b/README.md
@@ -74,4 +74,4 @@ That's it, the display is ready to use.
 * `sudo python demo.py`
 
 ## Next step
-The Python code in this repo is adopted from `demo.py` provided by the manufacturer.
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+The Python code in this repo is adopted from `demo.py` provided by the manufacturer, which is no good for 'production' use. Because your Pi will be too busy looking for button inputs instead of doing anything else useful... Working on a better version...
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