Rolling power blackouts were a feature of my childhood. While my family was privileged enough to have access to a diesel-powered generator, much of Karachi, ironically called the City of Lights, was a blanket of darkness for extended periods of time.
As such, I have been hardwired not to take energy for granted. I suspect that is true for a vast part of the global population: the 20 countries with the biggest energy deficits account for 81 per cent of the global population, according to the World Bank.
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