The Agent-Skill Boundary: When Autonomous Behaviors Become Skills

Agents accumulate autonomous behaviors over time - ‘always do X before Y’, ‘if you see Z then do W’. These instructions eat context budget, drift across invocations, and can’t be observed or tested. How to recognize when an autonomous behavior is a skill waiting to be extracted, and the layered model that makes the boundary clear.

March 29, 2026 · map[name:Blackwell Systems]

Glob Patterns: Complete Syntax Reference with Examples

Part 2: A comprehensive reference covering every glob pattern from basic wildcards to advanced features like brace expansion and extended globs. Learn the rules that apply everywhere.

December 27, 2025 · map[name:Blackwell Systems]

Glob Patterns: The Invisible Abstraction Everyone Uses But Nobody Learns

Glob patterns are everywhere - .gitignore, shell wildcards, build configs - yet most developers learn them by accident through copy-paste. Here’s why glob deserves explicit teaching.

December 27, 2025 · map[name:Blackwell Systems]