Researching and building AI agents, with a focus on evaluation, agent infrastructure, and coding agents.https://efgli.com/https://efgli.com/posts/source-not-the-moat/https://efgli.com/posts/source-not-the-moat/As AI makes prediction and action cheap, what remains scarce is not a static capability but a loop that continually regenerates context, judgment, and accountability.Thu, 16 Jul 2026 00:00:00 GMThttps://efgli.com/posts/min-swaps-forbidden-substring/https://efgli.com/posts/min-swaps-forbidden-substring/Find the minimum number of arbitrary swaps needed to remove every occurrence of a pattern T, using occurrence blocks, DAG DP, and convex optimization.Wed, 24 Jun 2026 00:00:00 GMT