If my husband has his way, probably, LOL!
Me, I’m all for hanging out in Sydney and seeing the air conditioned sites, forget the roughing it bit. :-)
It’s my hometown although I left when I was 6 a long time ago. A couple of suggestions....try to have lunch at the Park Hyatt for a great view of the opera house...also head north of the city to Palm Beach and explore the Ku-ring-gai Chase National Park area.