Earlier quoted context omitted.
Inner Melbourne (near Prahran). I'm in an apartment complex, and there's 2 downstairs, and I walk past 2 houses with them in the driveway on our ~1.5km walk to my kids favourite park. They are in fancy houses over towards Windsor/St Kilda end, of course, but they're here. You'll also see a couple on Chapel St on any given day walking down it, and plenty around St Kilda (there's a house with an S and X off Fitzroy St…
You live in one of the wealthier suburbs in Australia and so you could play the same game with Ferrari or Porsche etc. Get back to me when you're seeing them en masse in Frankston, Campbellfield or any other working class suburb.
I have no idea what you're on about with it being one of the wealthier suburbs either. It's not on any list I can find online. As I said, I moved here recently, and still learning demographics, but it seems like a pretty average inner city suburb. If you head over to St Kilda proper, then sure, there's some crazy houses there, but there's also housing commission and junkies and students and backpackers everywhere too.