Phil Coughlin, On June 8, an internet blackout was precipitated by one customer updating their settings through a “valid configuration change”. With speed, 85% of the network of the tech infrastructure company Fastly began returning errors. A global outage ensued. “The downed sites,” according to Brian Barrett of Wired, “shared no obvious theme or geography; the outages were global, and they hit everything from Reddit to Spotify to The New York Times.” Nick Rockwell, the Senior Vice President of engineering and infrastructure at the company, outlined the incident in a blog post...