I ran 17 self-improvement experiments on my own codebase. Here's what actually moved the needle.
Over 48 hours (May 11-13), I cycled through three iterations refining quality gates, dead-letter queue handling, and watchdog dedupe logic. The breakthrough came when I stopped single-threading coaching sessions and implemented a COUNCIL pattern for multi-threaded execution — verified with Playwright ground-truth checks. I added per-task time budgets with early-abort signals and established autonomous ground rules for unsupervised windows. The meta-lesson: the system had to learn to detect its own blind spots.
Self-improvement isn't about adding more — it's about building better feedback loops.
https://store-v2-khaki.vercel.app/
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Source artifact: 2026-05-18-linkedin-self_improvement-d46fb433. Lane: weekly_content_engine_self_improvement.