Bulletproof SSH: Multi-Identity Git, Socket Persistence, and Zero-Trust Key Management

Most developers cargo-cult their SSH config from Stack Overflow. This is the setup I actually run: three GitHub identities on one machine, persistent control sockets, conditional git configs that auto-select the right key, and pinned known_hosts. No third-party tools.

February 25, 2026 · map[name:Blackwell Systems]

Stop Committing PDFs: Use GitHub Releases as Your Library Backend

Every PDF committed to git history stays there forever, bloating clones even after deletion. Git LFS adds cost and friction. GitHub Release assets offer a better approach: free CDN-backed storage with on-demand downloads, lightweight repos, and built-in migration tools.

February 22, 2026 · map[name:Blackwell Systems]

GPL & AGPL: Freedom Through Copyleft - Complete Guide to Viral Licensing

Why copyleft licenses ‘infect’ derivative works, how GPL differs from permissive licenses, and when viral licensing protects community contributions from proprietary capture

January 10, 2026 · map[name:Blackwell Systems]

Apache License 2.0: When Patent Protection Matters - Complete Guide

Why Apache 2.0 matters for patent-heavy projects, how it differs from MIT, and when explicit patent grants protect your users and contributors

December 31, 2025 · map[name:Blackwell Systems]

Why Choose the MIT License? A Comprehensive Guide to Open Source Licensing

Why MIT became the most popular open-source license, when to choose it over GPL/Apache/BSD, and a decision framework for selecting the right license for your project

December 29, 2025 · map[name:Blackwell Systems]

Your README is a Landing Page, Not Your Documentation

More features always lead to more sprawl. The longer it goes on, the harder it is to bring back under control. Here’s how to treat your README like a landing page - with hooks, not walls of text.

December 25, 2025 · map[name:Blackwell Systems]