Healthcare is one-sixth of the U.S. economy. It is a $3 trillion industry. And it is hopelessly broken.
Last month, The Wall Street Journal reported that Walmart (WMT) was in early talks to buy or partner closely with Humana (HUM), the giant healthcare maintenance company.
The news was a wakeup call. Disruption is coming, and it is going to remake the sector with modern tools.
