TLDR Tech / AI
Agent Skills
AI coding agents are extremely capable, but they have no instinct for the parts of the job that don't show up in the diff. Agents will skip the senior-engineering work unless you make it impossible to skip. The job increasingly is to encode discipline as something agents can't talk themselves out of. Skills are one way to do that. The senior-engineer parts of the job are no longer optional, even when the engineer is a model.
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