LOL! Seriously though, I think what you're seeing is a disturbing overlap between the bogan, pseudo-bogan, emo and hipster sub-cultural archetypes...in other words, Brogans!
I agree with all the other observations though, apart from the decrease in life expectancy. Unless, of course, you're suggesting that we expect less from life than we used to? ;-) I mean, why would I want to <insert action here>, anyway? I can just Google it!