Elon Musk beats deadline for building world´s biggest battery
Entrepreneur Elon Musk has won a US$50 million bet by beating a 100-day deadline for building a giant battery to help South Australia avoid energy blackouts, officials said. State Premier Jay Weatherill said testing of the massive lithium ion battery would begin within days, ahead of the December 1 deadline Musk set for himself when he signed off on the project earlier this year. Musk had pledged to build the battery in the South Australian outback…