You are arguing one data point and ignore everything else. I am happy for you.
everywhere else in the world has double glazing and insulation as 'standard'. Australian builds are appalling compared to rest of world. But Australia is dumb country (#29 for IQ) where fibro shacks in Boronia have absurd valuations.
What is saying? Spend like king but live like pauper. Apt description of Aus property buyer LOL