That's why your government doesn't have any money, you have to turn them on to make them work.
Don't speed in Australia, they'll get you every time.
In victoria they have a habit of pointing cameras down hills to catch EVERYONE who doesn't ride their brakes all the way down.
Safety is priority right? pfft
If it was they would light them up a night, not hide them in the dark behind trees.
Speed cameras don't stop speeding. They let you continue down the road at whatever speed you want and send you a bill later. A copper however will pull you up and stop you.