the OP references the bloomberg article which does say economies of scale, but also "thanks to improvements in manufacturing equipment and increased energy dens

the OP references the bloomberg article which does say economies of scale, but also "thanks to improvements in manufacturing equipment and increased energy density at the cathode and cell level" https://about.bnef.com/blog/battery-pack-prices-fall-as-market-ramps-up-with-market-average-at-156-kwh-in-2019/ https://about.bnef.com/blog/battery-pack-prices-fall-as-mark...