The genius part of that IMO is storing energy as cold, not just as heat.
You need a heat difference to run a heat engine, and the energy lost refrigerating the cold block is more than made up for by making the "waste heat" into usable energy.
They don't want to spruik nuclear, they don't give a fuck about nuclear, they just want to stole conflict in the clean energy discussion while they burn coal for as long as possible. It's the only thing Dutton knows how to do, unfortunately it's more effective of some issues than others.
Now that you mention it it's kinda weird it isn't. When our phones, servers, infrastructure, social networks, chat apps and even AI are all open source why are games all still built on proprietary software?
The NSA is not a threat to your cybersecurity. If they want information from you they will put you in a van and beat you with a wrench until you give them the password. If the US Govt has decided you are a threat your problems are bigger than if someone can steal your Steam account.
If 1/3 of everyone bought second hand phones Fairphone wouldn't need to exist