Going electric and banning new petrol-powered cars could be Australia’s next big light bulb moment
- Written by The Conversation

In 2007 Malcolm Turnbull turned off an industry’s life support without blinking.
The industry made light bulbs, of the traditional kind — so energy-inefficient they lost most of it as heat.
“A normal light bulb is too hot to hold — that heat is wasted, and globally represents millions of tonnes of...