India, June 30 -- Storing energy is no less important than harnessing it. In fact, stored energy is a raincheck for the days when the sun doesn't shine and the wind doesn't blow.

The domain began boiling with major global economies vowing to go net zero as stored energy helps achieve flexibility, enhance grid reliability, and scale up renewable energy. But unabated geopolitical turmoil has kept the $169 Bn energy storage market volatile by making it increasingly harder to source rare earth elements that are crucial in storage devices.

What the market needs desperately is stability. A Bengaluru startup named itself Sthyr Energy, from the Sanskrit word sthir, to bring in stability to such an edgy market.

It has developed mechanically rec...