Hacker NewsTuesday, May 20

Microsoft has officially open-sourced the Windows Subsystem for Linux (WSL), making its code available on GitHub. This milestone follows years of development since WSL's introduction in 2016, allowing developers to contribute directly to the project and participate in its active development through the thriving WSL community.

Stop using IP geolocation to determine website language as it's inaccurate and frustrating. Users could be using VPNs, traveling, or living abroad, and countries often have multiple languages. Instead, rely on browser's Accept-Language header which reflects user preferences, and allow manual language selection.

France has become the first national government to endorse the UN Open Source Principles, along with 19 other organizations. The principles include making software open by default, contributing back to the community, ensuring security by design, fostering inclusive participation, designing for reuse, providing documentation, recognizing and supporting contributors, and focusing on sustainability and scalability.

Zod 4 has been released as a stable version, offering improved performance, smaller bundle size, and new features. The update includes faster parsing speeds, better TypeScript compiler efficiency, and introduces features like recursive object types, file validation, and template literals. While initially published alongside Zod 3, it's considered production-ready and will eventually become the main version.

A software engineer shares their journey of creating a personal knowledge management system (PKMS) after experiencing limitations with commercial note-taking apps. Motivated by privacy concerns and sustainability, they built their own solution using open-source tools, enabling secure, cost-effective, and long-term knowledge preservation across devices.

InventWood, led by CEO Alex Lau, is commercializing Superwood, a revolutionary material developed at the University of Maryland that's stronger than steel, fire-resistant, and eco-friendly. The company has raised $15M to build its first plant, with initial production focusing on facade materials for buildings.

A DIY enthusiast created an automated blinds opener for $30 using spare parts and 3D printing. The device quietly opens blinds over 8 minutes, integrates with home automation, and uses magnetic sensors for position control. Despite some design challenges, it successfully manages daily blind operations based on timing and torque feedback.

This appears to be a Reddit comment thread and navigation interface with various subreddit links and submission rules, but no substantial content to meaningfully summarize about what insanely wealthy people buy. Without the actual comment content being visible in the provided text, I cannot provide a relevant summary.

Copilot coding agent is a new feature for Copilot Pro+ and Enterprise subscribers that allows users to delegate coding tasks directly to Copilot. It can handle tasks like bug fixes, feature additions, and documentation improvements, working autonomously in a secure cloud environment and submitting work for review.

The European Investment Bank will invest €70B in Europe's tech sector by 2027 through TechEU initiative, aiming to close innovation gap with US. With faster funding processes and increased risk tolerance, the bank expects to unlock €250B in private investment, focusing on AI, defense tech, and startups.