MW batteries, page-60

https://reneweconomy.com.au/batteries-poised-to-reap-rewards-of-renewable-energy-transition-says-report/

While the case study battery was participating in the 'facs' market( which is something the Tesla hornsdale power reserve makes a lot of money from) which i dont think a MW rfx battery could participate in, the study did find an unexpected increase in profit from arbitrage......
Good things come to those who wait, the market opportunity is starting to ripen..fingers crossed