Update README.md

Author: alzwded

README.md

@@ -20,6 +20,6 @@ Select a designated gdoc where you want it loaded as the "Test file".
 
 There!
 
-An alternative is to create a document, open its GAS editor, paste the addon there, and use this as a prototype (I guess it works like VBA in that regard).
+An alternative is to create a document, open its GAS editor, paste the addon there, and use this as a prototype (I guess it works like VBA in that regard). You should probably use this method for a one-off, it skips the whole DANGER AUTHORIZING UNKNOWN APP GO BACK GO BACK. These VBA style deployments are scareware free.
 
 The *proper* alternative is to figure out the 47 steps Google want you to take to publish this legitimately. Bleh, I say!