Hacker News on 29 July 2020

• Del.icio.us
• When a customer refunds your paid app, Apple refunds its 30% cut [edited]
• RBS, Ruby’s new type signature language
• Zoom Security Exploit: Cracking private meeting passwords
• Show HN: WebGL simulation of rainy autumn day/evening
• Microsoft Joins the Blender Development Fund
• Some SQL Tricks of an Application DBA
• Teaching GPT-3 to Identify Nonsense
• Jeff Bezos can’t promise Amazon employees don’t access independent seller data
• AMD Reports Q2 2020 Earnings