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Loop XXI

Research · A learning path

From the work
you do to the
money you use.

Seven short lessons on money, Bitcoin and software that pays. Start with the problem. Every number has a source.

Begin with lesson 01

7 lessons · About 18 minutes · No prior knowledge needed

One idea at a time.

Read in order, or return to a question.

  1. Lesson 1 · 3 min read

    The Problem

    Dollars are created faster than paychecks grow. Measured against the dollar supply, pay keeps falling behind.

  2. Lesson 2 · 2 min read

    Bitcoin

    Digital money that people hold and send under shared rules, with no bank in the middle.

  3. Lesson 3 · 2 min read

    Limited Supply

    There will never be more than 21 million bitcoin. The schedule is public and nobody can speed it up.

  4. Lesson 4 · 3 min read

    A Truly Fair Market

    No one can print more bitcoin. Its price comes from buyers and sellers meeting a fixed supply.

  5. Lesson 5 · 3 min read

    Sovereignty

    Hold your own keys and no bank or company can freeze, block or dilute your money.

  6. Lesson 6 · 2 min read

    Payments

    Lightning lets bitcoin move in seconds, in amounts as small as a fraction of a cent.

  7. Lesson 7 · 3 min read

    AI and Bitcoin

    AI agents buy data, computing and services. They need money that works without a bank account.

After the foundations

Go a little deeper.

The lab and earlier essays remain here when you want more detail. Models are tools for examining assumptions, not promises about the future.