chore: update README.md

README.md

@@ -4,13 +4,14 @@
 
 Go library to interact with [cobalt.tools API](https://cobalt.tools/)
 
+## Private Instance is Required
+
+Since the removal of the api.cobalt.tools public v7 API, a private hosted
+instance is required to use with this library.
+
 ## Support cobalt.tools
 
 The best way to support this project is by supporting
 [cobalt.tools](https://cobalt.tools/),
 its an amazing FREE, AD FREE, NO TRACKING service, which makes life easier. So
 go there and donate, if possible.
-
-**DO NOT ABUSE cobalt.tools Public API**, please read the paragraph above
-again. You can also host your own instance, which will
-save some server costs to them.