Yeah I agree completely. I work at St Leonards, I find Crows Nest a great little enclave.
The upper north shore is just too monocultural and Desperate Housewives-ish for me, but each to their own. I could certainly do with their houses in Balmain though
You forgot the Soccer Mums in their BMW X5's... then again as a westie I've never really related to the north shore