आरो बेसेन समानथायाव बेटारिनि मिरुआरि महरखौ नायनानै, गुदि सोंथिया बेनो: मोनसे बेटारिनि बेसेनखौ माब्रै गाहाय खालामनो?
And given the centrality of the battery in the cost equation, the prime question is: how to lower the cost of a battery?