Hacker News on 4 May 2019

• All extensions disabled due to expiration of intermediate signing cert
• Negotiations Failed: How Oracle Killed Java EE
• Update Regarding Add-Ons in Firefox
• Show HN: ZFS Implementation in Python
• 500 days of Duolingo: What you can and can’t learn from a language app
• Tell HN: Archive.is inaccessible via Cloudflare DNS (1.1.1.1)
• Cost of serving billions of images per month
• Repositories held for ransom by using valid credentials
• Rose Marie Bentley lived for 99 years with organs in all the wrong places
• I'm not collaborating with Kenneth Reitz