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Complex systems are intrinsically hazardous, rely on layered defenses, and fail only when multiple small flaws combine; safety emerges from continual human adaptation rather than component reliability.

Complex systems are inherently hazardous, defended by multiple layers, and catastrophes arise only from combinations of latent failures, with safety emerging from continuous human adaptation rather than isolated root causes.

Provides a concise Python Polars cheat sheet derived from the authors' O'Reilly book, covering core DataFrame operations, syntax, and common workflow patterns.

The article argues for the term 'agentic engineering' to describe disciplined, human-oversight-driven AI-assisted development, contrasting it with the reckless 'vibe coding' approach.