Update README.md

README.md

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 # HomeMirror
 Android application powering the mirror in my house
 
-[Google Play Link](https://play.google.com/store/apps/details?id=com.morristaedt.mirror)
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 <img src="https://raw.githubusercontent.com/HannahMitt/HomeMirror/master/design/IMG_20151121_183522%20(1).jpg" width="400"/>
 
+### Note: code unmaintained
+This was a fun project, and I may pick it back up again one day.
+You can still follow the instructions for putting a mirror together, but may need to bring your own light-text-on-dark-background app.
+
 Software
 ====
 * Day, time, and weather display