Australia is a fecking ISLAND! Granted, an Island on Steroids, but still!
They need to guard every bloody INCH of it!
IMO,one need only study the life of Mark Zuckerberg to understand the "dilemma".A firm,and vocal, supporter of "borders are racist" his darker skinned neighbors in Hawaii are,at this very moment,seeing another side of him...a strong supporter of walls,doors and locks for his $500 million estate....as evidenced by numerous court filings made by his army of lawyers.
Hypocrisy,thy name is "Rich Western Progressive".