Update README.md

eagle/README.md

@@ -13,4 +13,4 @@ To get this script to run, use the following steps:
 <img src="img/isolate.png" alt="Increase isolate value for polygon" width="700"/>
 
 
-
+> **Note:** With later versions of Eagle (9.0.1+), by default it is configured to show text similar to "1-16" ontop of each via. This comes through even when exporting your final image. To remove this artifact, type the following in the commandline: `SET Option.ViaLength 0`