Most companies no longer need massive capital to get started. There are going to be more and more successes where the founder owns the majority of the company, if not all of it. Related, JA Westenberg blogging about one-person unicorns:

…there are things that can’t be automated, and sometimes it’s better to do direct employment to resolve coordination problems. But the tipping point has shifted - quite a lot - and probably in the direction of smaller optimal firm sizes for a very large range of companies.