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<div style="display: none; max-height: 0px; overflow: hidden;">X's feed algorithm, which determines what 550 million users see through a component-based pipeline, was recently open-sourced </div>
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<h1><strong> TLDR Dev <span id="date">2026-01-29</span></strong></h1>
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X's feed algorithm, which determines what 550 million users see through a component-based pipeline, was recently open-sourced. The pipeline has sources like Thunder (for in-network posts) and Phoenix (for discovery), which feed candidates into a system of hydrators, filters, and multi-stage scorers. Posts are evaluated based on eighteen predicted engagement probabilities, weighted, and adjusted for author diversity and whether they are from followed accounts.
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<strong>Amazon axes 16,000 jobs as it pushes AI and efficiency (7 minute read)</strong>
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Amazon has confirmed 16,000 corporate job cuts, completing a plan for approximately 30,000 total reductions, as it streamlines operations, shuts down underperforming businesses, and embraces AI.
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<strong>Introducing LM Studio 0.4.0 (15 minute read)</strong>
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LM Studio 0.4, used to run AI locally on your computer, introduces a server-native daemon for headless deployment, parallel inference for high throughput, a new stateful REST API, and a refreshed user interface.
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<strong>A verification layer for browser agents: Amazon case study (9 minute read)</strong>
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Small local AI models are viable for executing browser tasks by using structured snapshots and explicit assertions as a verification layer.
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<strong>From Microsoft to Microslop to Linux: Why I Made the Switch (14 minute read)</strong>
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A long-time Windows user made a reluctant but ultimately successful switch to Linux due to Windows adding more ads and bugs into the user experience.
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