what they process and companies behind what goes in the dc’s does

Yes but there's literally zero incentive for those people to be in Dalby. They'll be in Brisbane, or Sydney...or Singapore.

If we’re going to be using trillions of tokens we should be powering them with our own equipment and ideally powering them with renewables

Sure, if we really need datacentres for the purposes of AI slop, then it's better if they're on renewables. Which is yet another reason this is a bad idea.

The proposed Western Downs digital park...will connect to the Braemar power station

It's an absolute hard no from me on those grounds. We need to be drastically slashing our fossil fuel dependence. There's no excuse for increasing any use of fossil fuels in 2026.