Good post kluge - unfortunately there is all too often the attitude of "if you didn't like it then good riddance troublesome gweilo" which is head-in-the-sand dismissiveness at its best.
Selfish businessmen, myopic politicians and aggressive non-thinkers on PPRuNe won't change this new reality - HK is unfortunately killing its residents in its own (and its neighbours) filth.
Pollution = wealth. But as stated, like the wealthy on the Titanic, they still died.
My kid got sick in HK. We left, he is healthy and happy now.
So much more to life than material possessions and bank balances.