The article did a good job of explaining the events that led to that. Basically just a bunch of internal controversies involving shit-slinging, leaks, and basic

The article did a good job of explaining the events that led to that. Basically just a bunch of internal controversies involving shit-slinging, leaks, and basically what has become the standard for internet discussion in the past few years have combined to erode the trust and protections employees had to openly discuss even their far-right/left beliefs without retaliation.