Update README.md

Author: CaitSith2

README.md

@@ -3,3 +3,5 @@
 Now greatly simplified the process of extracting your Steamguard Authenticator from your iPhone / iPad, for use in [WinAuth](https://winauth.com/) 
 
 ![Preview](/preview.png)
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+# Seems valve has silently secured the app, where it is no longer possible to extract the required data from ANY iTunes backups.  There is absolutely nothing I can do about this. If your itunes backup does NOT have the required data, then the app version on your device is too new.