The complete notebook
Field notes
Six subjects, one curious life. Read the newest entries or choose a notebook to explore a particular trail.
Newest first
Latest notes
An author's framework for comparing left-side accumulation, which relies on time and patience, with disciplined right-side entry rules that some retirees may use as a risk-control overlay.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of three moderate Barre sessions, 86 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of four moderate Barre sessions, 111 workout minutes, and the day's activity totals.
→Codex workflow guideCodex LearningCodex Is Not Just Faster Coding: Three Ways It Expands What One Person Can BuildUse Codex to turn unclear requirements into working results, learn unfamiliar technology through real projects, and expand what one person can complete.
→Multi-agent setup guideCodex LearningUse Jev to Route Work Between Codex, Claude, Gemini, and GrokSet up a Windows routing layer in which Jev classifies a task and a local dispatcher sends it to an already-installed coding agent.
→Bitcoin Book · Chapter 4Bitcoin BookThe Ponzi AccusationWhy Bitcoin can resemble a reflexive speculative market without fitting the regulatory definition of a Ponzi or pyramid scheme.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of one moderate Barre session, 17 workout minutes, and the day's activity totals.
→Codex agent guideCodex LearningHow to Name and Manage Codex SubagentsDefine clear Codex agent roles, give each role a useful name, delegate bounded work, and keep permissions separate from job descriptions.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of two moderate Barre sessions, 46 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of two moderate Barre sessions, 87 workout minutes, and the day's activity totals.
→Codex architecture guideCodex LearningBuilding a Codex Control Center: Managing Multiple AI Projects from One WorkspaceOrganize multiple independent repositories beneath one Codex-visible workspace while preserving project instructions, Git history, permissions, and secrets.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of three moderate Barre sessions, 73 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of one moderate Barre session, 69 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of three moderate Barre sessions, 106 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of four moderate Barre sessions, 123 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of one moderate Barre session, 18 workout minutes, and the day's activity totals.
→Codex beginner guideCodex LearningMarkdown Files for Codex: A Beginner's GuideLearn what .md files are, which Markdown files Codex treats specially, and how to use AGENTS.md, SKILL.md, README.md, and learning notes without mixing their roles.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of three moderate Barre sessions, 60 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of three moderate Barre sessions, 123 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of three moderate Barre sessions, 82 workout minutes, and the day's activity totals.
→Retirement investingInvesting for RetireesIs Buy-and-Hold QQQ Too Risky for a Large IRA?QQQ owns exceptional companies, but its concentration and drawdown history show why it may not be a complete retirement portfolio.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of two moderate Barre sessions, 57 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of one moderate Barre session, 11 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of three moderate Barre sessions, 94 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of one moderate Barre session, 39 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of one moderate Barre session, 65 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of two moderate Barre sessions, 109 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of four moderate Barre sessions, 85 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of four moderate Barre sessions, 83 workout minutes, and the day's activity totals.
→Retirement guideInvesting for RetireesHow Much Do I Need for $50,000 a Year in Retirement?A simple comparison of the total assets required to support $50,000 of first-year retirement spending at withdrawal rates from 2% to 5%.
→Retirement perspectiveInvesting for RetireesMy Daughter and I Invest Differently—and We Both May Be RightA retired parent and a 30-year-old daughter face the same markets from opposite cash-flow positions—and need different investment strategies.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of two moderate Barre sessions, 24 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of two moderate Barre sessions, 38 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of three moderate Barre sessions, 55 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of four moderate Barre sessions, 107 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of two moderate Barre sessions, 39 workout minutes, and the day's activity totals.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of five moderate Barre sessions, 109 workout minutes, and the day's activity totals.
→Book chapterBitcoin BookScarcity Is Necessary but Not SufficientWhy Bitcoin’s 21-million limit matters, why scarcity alone cannot create demand, and what a serious valuation thesis must explain.
→Workout summaryDaily Gym WorkoutsOura workout summaryA concise Oura summary of three moderate Barre sessions, 43 workout minutes, and the day's activity totals.
→Workout logDaily Gym WorkoutsA three-session Barre dayThree moderate Barre sessions spread from morning to late afternoon, totaling 76 minutes and paired with a privacy-minimized Oura summary.
→Workout logDaily Gym WorkoutsThree moderate Barre sessionsThree moderate Barre sessions totaling 76 minutes, paired with a privacy-minimized Oura summary from a highly active day.
→Book chapterBitcoin BookThe Digital-Gold HypothesisWhere the comparison between Bitcoin and gold works, where it breaks, and what evidence could falsify the digital-gold thesis.
→Workout logDaily Gym WorkoutsTwo moderate Barre sessionsTwo moderate Barre sessions totaling 80 minutes, paired with a privacy-minimized Oura summary from an active day.
→Workout logDaily Gym WorkoutsARORA Fit resistance workoutProgressive cardio zones, sled pushes, two strength blocks, and a privacy-minimized Oura summary from a full training day.
→Bonsai field noteBonsai CollectionA Chinese Juniper Shaped by WindA close reading of a slanting Chinese juniper whose deadwood, live vein, and concentrated foliage suggest a tree shaped by persistent wind.
→Codex user guideCodex LearningHow to Use Codex Remote from Your PhoneConnect a trusted computer to Codex Remote so you can start tasks, guide work, approve actions, and review results from the ChatGPT mobile app.
→Codex learning guideCodex LearningHow to Learn Codex in the Easy WayLearn Codex through one small, real project: inspect the workspace, make a safe change, verify it, keep a learning log, and turn repeated work into a skill.
→Book chapterBitcoin BookYou Can’t Hold BitcoinBuying Bitcoin is easy. Holding it requires an understanding strong enough to survive volatility without becoming blind faith.
→Codex skill guideCodex LearningHow to Create a Personal SPMO Rebalancing SkillDesign a reusable Codex skill that finds the largest initial SPMO stock weight after each rebalance without confusing the workflow with the data.
→Workout logDaily Gym WorkoutsActivity goal workoutA daily activity log recording 664 active calories, an Oura activity score of 98, and a goal exceeded by 80%.
→Codex workflowCodex LearningFrom an Idea to Work Codex Can CompleteA beginner’s framework for turning an idea into a project, workable tasks, agent assignments, and repeatable skills.
→Bitcoin perspectiveBitcoin BookBitcoin’s Opportunity Has ChangedBitcoin’s opportunity has not disappeared; the source of the potential edge has shifted from an understanding gap to the market cycle.
→Codex tipCodex LearningA Simple Codex Project Hierarchy for WebsitesUse AGENTS.md files for scoped instructions and page.tsx files for the webpages Codex helps you maintain.
→Workout logDaily Gym WorkoutsAloha Fit workoutCardio intervals, front-rack strength work, resistance-band accessories, and a 418-active-calorie Oura result.
→Browse by subject
Topic notebooks
Experiments, workflows, and plain-language lessons for working better with Codex.
→02↗Financial LifeInvesting for RetireesClear thinking about portfolios, income, risk, and the long retirement horizon.
→03§Financial LifeEstate PlanningQuestions, checklists, and concepts for putting a thoughtful plan in place.
→04₿Books & ResearchBitcoin BookReading notes and research for understanding Bitcoin one chapter at a time.
→05+Health & LifestyleDaily Gym WorkoutsSimple training logs, routines, and lessons about showing up consistently.
→06⌁Health & LifestyleBonsai CollectionA living catalog of trees, seasonal work, and lessons in patient cultivation.
→