THIS IS HOW THEY TELL ME THE WORLD ENDS: The Cyber-Weapons Arms Race

For decades, under cover of classification, the U.S. government was the world's dominant hoarder of zero-days: a software bug that allows a hacker to break into your devices and move around undetected. Then the U.S. lost control of its hoard and the market. Now those are in the hands of hostile nations and mercenaries.