 After leaving his 783,800 Twitter followers on edge over the weekend, Chamath Palihapitiya finally announced his latest private investment in climate change on Monday morning. The billionaire investor tweeted hes partnering with Apollo-affiliated Spartan Acquisition Corp NYSE: SPRQ and Coatue founder Philippe Laffont to lead a 250 million PIPE in Sunlight Financial, a leader in the residential solar boom. 