As India races toward its goal of 500 GW non-fossil fuel capacity by 2030, having already reached 217.62 GW as of January 2025, integrating variable renewable energy sources requires flexible storage solutions that can bridge generation-demand gaps while maintaining grid reliability. The dramatic cost declines, technological innovations, and supportive policy frameworks have created a perfect storm for Battery Energy Storage Systems (BESS) adoption, transforming what was once a nascent techno...