Hacker News on 31 May 2021

• Wikipedia is swimming in money–why is it begging people to donate?
• The most expensive number in engineering
• Rethinking the computer ‘desktop’ as a concept
• We only ever talk about the third attack on Pearl Harbor
• Space Debris Has Hit and Damaged the International Space Station
• Danish whistleblower details NSA collaboration, cable and data center spying (2020)
• NSA spying row: Denmark helped US gather data on European officials, says report
• On Smoking
• Chinese paddlefish, one of the world's largest fish, declared extinct
• PostGIS at 20, the Beginning