Pronouncing "t" like a glottal stop is common in other English dialects too, but happens more when there is a double "t" in the middle of a term, as in "issue," in lieu of at the tip. So this is one way you can distinguish Aussies from many British speakers. https://samuelu664cum6.estate-blog.com/28138862/the-5-second-trick-for-fake-aussie