The problem is that the stock market is a sort of "inefficiency": Companies would prefer to keep their own profits instead of giving them away to investors. Ye

The problem is that the stock market is a sort of "inefficiency": Companies would prefer to keep their own profits instead of giving them away to investors. Yes, people have done well in the past, but I believe it's entirely possible for median market gains to disappear in the near future as this inefficiency is removed: We're seeing the start of this right now, in the way many of the more desirable "unicorns" are relying mainly on private equity and loans.