Hacker News on 7 September 2017

• Delta Goes Big, Then Goes Home
• Cybersecurity Incident Involving Consumer Information
• Nginx Unit
• Three Equifax Managers Sold Stock Before Cyber Hack Was Revealed
• Atlassian launches Stride, its Slack competitor
• Bringing back the iPhone headphone jack, in China
• Facebook and Microsoft introduce ecosystem for interchangeable AI frameworks
• How Taser inserts itself into investigations involving its own weapons
• Redefine statistical significance
• Amazon to Build Second HQ in North America