Tesla's US$169m Australia battery play is a global prototype

New York

TESLA is ready to power some grids. And not just in California or Australia.

Last week, Elon Musk wagered he could address South Australia's energy crisis with 100 megawatts (MW) of batteries installed in 100 days or less - "or it's free." The exchange blew up on Twitter and led to phone calls between Mr Musk and leading Australian politicians, including Australia Prime Minister Malcolm Turnbull.