Furthermore I would add, when the inflation stops, and deflation begins, those unicorns will thrown into the meat grinder and turned into unicorn spam.  Does anyone remeber what happened to Zynga, Facebook, and the gang of IPOs’ from 2012?  No one was immune from the death spiral. http://www.slideshare.net/eldon/sequoia-capital-on-startups-and-the-economic-downturn-presentation

https://www.linkedin.com/pulse/herd-unicorns-reid-hoffman