From plunging costs to policy upheaval, the global battery storage sector is transforming grid design-and facing unprecedented challenges. The energy storage industry stands at a pivotal crossroads. On one side, costs are plummeting so dramatically that utility-scale batteries can now deliver solar power around the clock at competitive prices. On the other, regulatory upheaval-particularly in [...]The post Battery Storage Comes of Age: From Grid Accessory to Essential Infrastructure appeared first on POWER Magazine.