interesting view from some Australian fund managers
https://www.businessinsider.com.au/an-australian-fund-manager-who-runs-50-billion-says-uber-is-a-ponzi-scheme-and-is-99-sure-to-be-broke-in-a-decade-2017-5?_ga=2.254651464.1520553550.1495647702-1781106556.1465407524#crowSrxZ6eErLPkL.99