Plenty of gear in Double Bay, Vaucluse, Rose Bay, Bronte, Coogee and Bondi - pretty sure they’re in the Eastern SuburbsI cant comment on Sydney with authority but Melbournes outbreak was fueled by the Cedar meats and Al-Taqwa College clusters coming just before Eid al Fitr.
Eid al Adha celebrations falling on the 17th of July this year probably hasn't helped NSW much.
This shouldn't be taken as condemnation of Muslims- Christmas would have exactly the same effect.
The Western suburbs of both cities are also home to crims galore.
(Mosman and Toorak are as well but insider trading and price fixing dont involve as much face to face interaction as shard dealing)