Ideally yes, but even if they spread occasionally, and in small numbers, like they do now, they will FAFO. Eradication over time will still be the end result. Nigger comes in your area to attack you, you do the needful, and then walk away. No need to call for ZOGbots. The key is to always remember if you have to do the needful, you have to make sure it’s permanent. A couple of news stories like this, and many will get the message. Of course, you’ll still have the thickest of baboon skulls that will continue to test the waters full of great whites.
Not letting them spread to other neighborhoods is the hard part.