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Market notes, options frameworks, and small tools shaped by real problems — free to read, use, and remix.

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What lives here

Market judgment Pre-market briefs and market notes that translate context into what matters. Options playbooks Frameworks and decision trees for systematic options thinking. Open-source tools macOS tools and scripts that solve small problems during the workday.

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Market note

2026.8.27 US Stock Daily — Nvidia Alone Carries the Index, Ten Sectors Close Lower

The S&P closed at 7,730.99, up 0.72%; the Nasdaq closed at 26,541.35, up 1.57%; the Dow closed at 53,569.44, up only 0.2...

Read the brief Options guide

What Are Options

Understand the core logic of options through insurance, property deposits, and grain price guarantees

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Aloud

macOS menu-bar voice input — tap Fn to talk, text lands in the focused field

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Stock Daily

2026.8.27 US Stock Daily — Nvidia Alone Carries the Index, Ten Sectors Close Lower Nvidia earnings tonight, and the market is pricing 32% odds of a September hike 2026.8.25 US Stock Market Daily — Oil Sinks 4.65% as Market Prices In a Deal Early

Long-form reads

The Sovereign Individual Ch1-6 + Thiel Foreword + Translator's Preface The Sovereign Individual Ch7-11 + Postscript + Appendix Cross-Book Synthesis — Same Technical Facts, Three Political Conclusions

Reusable knowledge

Learn the framework. Use the tool.

Options tutorial

Ch. 1 What Are Options Ch. 2 Contract Elements Ch. 3 Single-Leg Strategies

Tools

macOS Aloud Rust Marklite

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