At a time when the global startup ecosystem is recalibrating after years of capital excess, Cambridge academic Jaideep Prabhu is challenging one of innovation’s most deeply entrenched myths: that scale demands massive capital. In his recently released book LeanSpark: Frugal by Design, Global in Impact, Prabhu argues that India’s long-evolving culture of jugaad is no longer about improvisation, it is about disciplined, scalable, high-tech innovation built for global relevance.In this wide-ranging interview with Firstpost’s Rajat Mishra, the Nehru Professor of Indian Business explains why burning cash is not ambition, why venture capital orthodoxy does not suit India, how India Stack…