https://www.reuters.com/article/us-softbank-group-visionfund-factbox/factbox-snakes-and-ladders-softbank-vision-funds-climbing-sliding-valuations-idUSKBN1WP0FH >The $100 billion Vision Fund of Japan's SoftBank Group Corp has in just over two years burnt through much of its capital investing in money-losing, late-stage tech startups in areas as varied as autonomous driving, healthcare and finance.