Hacker News on 22 March 2019

• Bitcoin ETF research finds that 95% of Bitcoin volume is fake
• Endlessh: An SSH Tarpit
• Maybe You Don't Need Kubernetes
• At $75K, housing a prisoner in California now costs more than a year at Harvard
• Ad Fraud Scheme Drained Users’ Batteries By Running Hidden Video Ads In Android
• Redis streams as a pure data structure
• AT&T’s “5G E” is slower than Verizon and T-Mobile 4G, study finds
• Quake II RTX: Re-Engineering a Classic with Ray Tracing Effects on Vulkan
• South Korea accepts geothermal plant probably caused destructive quake
• Pinterest S-1