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YC SAFE News

The Simple Agreement for Future Equity, or SAFE, has become a standard way for early-stage startups to raise money. Here you will find articles about how SAFEs work in practice, changes to common terms, and debates among founders and investors about early-stage fundraising.

Typical stories explain valuation caps, discounts, and dilution in plain language, or report on how market conditions push standard terms up or down. Cautionary tales appear as well, often about founders who stacked too many SAFEs and only discovered the ownership consequences at their priced round.

Fundraising mechanics may sound dry, but they decide who owns how much of a company when the stakes get high. First-time founders, angel investors, and startup lawyers all follow this topic because a single misunderstood clause can be worth millions later on.

Neanderthals ran 'fat factories' 125k years ago (2025)
2026-05-02

A new study published in Science Advances reveals that Neanderthals operated large-scale fat extraction sites around 125,000 years ago to maximize their caloric intake. By systematically processing animal bones to render and preserve fat, these early humans demonstrated a sophisticated understanding of resource management during periods of scarcity.

NetHack 5.0.0
2026-05-02

With the official release of version 5.0.0, the classic roguelike game NetHack has reached a major milestone. This significant update marks a new era for the long-running dungeon crawler, delivering anticipated improvements and fresh content to its dedicated community.

The USB Situation
2026-05-02

The author has been using the latest MacBook Pro as their primary computer for nearly a month to evaluate its everyday performance. The article explores the practical challenges and daily workflow impacts of the laptop's USB connectivity.

The agent harness belongs outside the sandbox
2026-05-02

This piece explores two architectural approaches for deploying agent harnesses and the tradeoffs of running them outside traditional sandbox environments. It also outlines strategies for effectively managing agent skills and memories when the harness operates in a non-local setup.

Ask.com has closed
2026-05-02

Ask.com has officially shut down, prompting industry veterans to reflect on its controversial history and early internet infrastructure. Readers recall how the search engine built its business model on search arbitrage, using deceptive interfaces to profit from Google's Search Partner network. Discussions also highlighted the immense technical challenges of maintaining its real-time ad-serving systems and the chaotic data center environments of the early 2000s.

Lib0xc: A set of C standard library-adjacent APIs for safer systems programming
2026-05-02

Microsoft has introduced lib0xc, an open-source C library featuring standard library-adjacent APIs designed to facilitate safer systems programming. The project aims to help developers reduce common vulnerabilities and build more robust software without abandoning the C language. The source code is now available for public use and contribution on GitHub.

Barman – Backup and Recovery Manager for PostgreSQL
2026-05-02

Barman is an open-source backup and recovery manager developed by EnterpriseDB specifically for PostgreSQL databases. It provides administrators with enterprise-grade capabilities to automate backups, manage disaster recovery, and ensure data reliability across PostgreSQL environments.

To Restore an Island Paradise, Add Fungi
2026-05-02

An article about restoring island ecosystems with fungi sparked a reader discussion on the broader challenge of rehabilitating degraded agricultural soils without relying on chemical herbicides. Commenters emphasized that achieving sustainable, no-till farming requires advanced agricultural robotics, such as autonomous weeding machines and laser-guided systems, to manage cover crops and weeds. Integrating these technological innovations with mixed farming practices could ultimately reduce chemical inputs and make smaller, ecologically diverse farms economically viable.

Clojurists Together – Q2 2026 Open Source Funding Announcement
2026-05-02

Clojurists Together has announced its Q2 2026 open source funding, awarding a total of $31,000 to five selected projects. This quarterly investment is designed to sustain the development and maintenance of essential tools within the Clojure programming ecosystem.

DeepSeek V4 – almost on the frontier
2026-05-02

Following last December's V3.2 launch, Chinese AI lab DeepSeek has introduced the first two models in its highly anticipated V4 series. These new releases position the company's technology almost at the frontier of state-of-the-art artificial intelligence.

Show HN: State of the Art of Coding Models, According to Hacker News Commenters
2026-05-02

A new project analyzes Hacker News discussions to determine the popularity and sentiment of Large Language Models among developers. The tool works by automatically detecting models from the OpenRouter catalog and scoring community sentiment within the comment threads. Ultimately, it provides a data-driven look at which coding AI tools are currently considered state-of-the-art by the tech community.

California to begin ticketing driverless cars that violate traffic laws
2026-05-02

California will begin issuing traffic tickets directly to the manufacturers of autonomous vehicles when their self-driving cars violate traffic laws. Under the new regulations, police will hold the automakers financially responsible for the infractions rather than the passengers inside the vehicle. This policy shift places the ultimate burden of safety and compliance squarely on the companies developing autonomous technology.

Why are there both TMP and TEMP environment variables? (2015)
2026-05-02

A retrospective article explores the historical quirks of Windows by explaining why the operating system utilizes both TMP and TEMP environment variables. It reveals that the dual variables are the result of parallel evolution across different eras of DOS and Windows development rather than a deliberate modern design choice. These redundant legacy artifacts continue to persist in modern computing environments.

A report on burnout in open source software communities (2025) [pdf]
2026-05-02

A newly published 2025 report examines the escalating issue of volunteer burnout across open source software communities. The findings highlight the critical challenges these contributors face and outline potential strategies to ensure the long-term sustainability of foundational technology projects.

Open Design: Use Your Coding Agent as a Design Engine
2026-05-02

Open Design is a new open-source, local-first desktop application that transforms AI coding agents like Claude Code and Cursor into powerful design engines. By utilizing a bring-your-own-key model, developers can seamlessly generate and export prototypes, landing pages, and multimedia assets without relying on proprietary alternatives.

Little magazines are back
2026-05-02

Little magazines are making a comeback in the publishing world. This trend is highlighted by the launch of Portico, a new literary quarterly. Edited by Micah Mattix, the release signals a strong revival of independent literary journals.

Roblox shares plummet 18% as child safety measures weigh on bookings
2026-05-02

Roblox shares plummeted 18% after the company's newly implemented child safety measures negatively impacted user bookings. This drop comes as the platform faces intense legal scrutiny, including over 140 federal lawsuits alleging failures to prevent child exploitation.

Refusal in Language Models Is Mediated by a Single Direction
2026-05-02

Researchers have discovered that large language models rely on a single, linear direction within their neural representation space to process and execute safety refusals. By identifying and manipulating this specific vector, they can easily bypass existing guardrails or alternatively strengthen safety mechanisms. This insight reveals both a critical vulnerability and a simple pathway for improving current AI alignment techniques.

Dotcl: Common Lisp Implementation on .NET
2026-05-02

Dotcl is a new open-source project that brings the Common Lisp programming language to the .NET framework. The development team is hosting the code on GitHub and actively encouraging community contributions to help expand the project.

Show HN: DAC – open-source dashboard as code tool for agents and humans
2026-05-02

Bruin Data has released DAC, a new open-source dashboard-as-code tool that allows users to build interactive dashboards using YAML and JSX. The platform includes a built-in semantic layer to streamline data management and visualization. It is designed for both humans and AI agents to generate standardized and easily reviewable dashboards.