AGL, one of Australia’s biggest power generation and retail companies, has received government planning approval for a large-scale standalone battery storage system, a year on from its first announcement of the project.

Battery storage is flexible, remarkable — and investable — but you need to know what you’re doing and know where the market opportunities and limits lie. Renewable and clean energy financier Laurent Segalen from Megawatt-X explains some of the things he’s seen as batteries have become an infrastructure asset in their own right.