We've got lots of new camera's popping up in WA at the moment, from what I've been told they are part of this.
https://www.nhvr.gov.au/safety-accre...ra-enforcement
If they're using them on trucks I'm sure with a flick of a switch they could be applied to cars aswell. First it'll be rego's and unlicensed drivers, once people have blindly accepted that what'll be next?