add the disclaimer about outdated info

fyears · web-flow · commit c4e3e05faf0c · 2019-12-23T02:48:08.000+08:00
diff --git a/README.md b/README.md
@@ -6,6 +6,8 @@ This post shows how to use Electron as the GUI component of Python applications.
 
 ## important notice
 
+**Disclaimer on Dec 2019: This article was originally written in 2017, and I haven't updated or maintained this repo for a long time. Right now (Dec 2019), the code in this article may be outdated, and may or may not be working!!!**
+
 The following are copied from my [original post](https://www.fyears.org/2017/02/electron-as-gui-of-python-apps-updated.html). They should be the same. **If there are inconsistencies, the `README.md` on the GitHub repo is more accurate.**
 
 ## original post and debates
