"That same day, Jira — a tool Twitter uses to track everything from progress on feature updates to regulatory compliance — also stopped working. With no way to chat and no code to ship, most engineers took the day off.
Jira access was restored on Thursday.
Slack remained down at the company on Thursday. While some employees communicated over email, others essentially took a second day off."
https://www.theverge.com/2023/2/24/23613288/twitter-slack-jira-outages-performance-degradation






















































