The Explainer Series

WHAT IS?

Every entry answers one question, directly, in the first paragraph — then earns the rest of the page.

One Term, One Page

This is where "what is X" gets a real answer: one term per page, defined precisely first, then unpacked — how it works, how it compares to the things it's confused with, what it can't do, and when to actually use it. No listicles, no ten-tab research project. Just the compact, encyclopedic version of the thing you searched for.

Live Entries

What Is AI?Not a single machine or invention — a field of computer science for building systems that learn patterns from data and use them to do things that used to require human judgment. Here's the precise version, without the hype or the dismissiveness.Read Entry →

Coming Soon

More entries in the same format, across the same core topics.

What Is Machine Learning?The method underneath most of modern AI, explained without the math.AI · Coming Soon
What Is a Large Language Model?How next-token prediction turns into conversation, code, and everything in between.AI · Coming Soon
What Is Generative AI?Prediction vs. generation, and why one inverts the other.AI · Coming Soon
What Is Inflation?Coming soon — same format, different domain.Economics · Coming Soon
What Is Product-Market Fit?Coming soon — same format, different domain.Business · Coming Soon
What Is an API?Coming soon — same format, different domain.Technology · Coming Soon