Former YC chief Sam Altman lost a bold bubble bet made in 2015. Now he must pay $100,000
January 08, 2020 at 10:20 AM EST
Last year's disappointing IPO by Uber Technologies Inc. is the biggest factor in Sam Altman's lost bet. But it was just one of six unicorns that he projected would be collectively valued at $200 billion or more by 2020.