120 pages. Four parts. Twelve chapters. Three appendices.

Preface — Before the Flood

On April 15, 2026, Snap laid off a thousand people and cited artificial intelligence as the reason. Irenic Capital had made the case in writing two weeks earlier.

Part I: The Gap

Ch. 1 — The Narrative and the Reality

Ch. 2 — Why the Middle Market

Ch. 3 — The Measurement Problem

Ch. 4 — The Historical Precedent

42 companies captured 75% of S&P 500 price returns. The rest captured 25%. The gap is an architecture story dressed in technology language.

Part II: The Constructivist Playbook

Ch. 5 — The Six-Step Process

Ch. 6 — Forward-Looking Scenarios 2027–2030

Ch. 7 — The Next Three Deployments

Dine Brands. Sweetgreen. El Pollo Loco. Specific predictions. Specific timelines. The framework is falsifiable.

Part III: The Mechanism

Ch. 8 — The Operational J-Curve

Ch. 9 — Technical Architecture

Every genuine AI deployment looks like a failure before it looks like a success. The market prices the trough. The constructivist investor buys it.

Part IV: The Reckoning

Ch. 10 — The Displacement Economy

Ch. 11 — The Compounding Moat

Ch. 12 — The Narrowing Window

Meta advertising AI has been accumulating signal since 2015. Snap starting in 2026 is competing with eleven years of accumulated data, not with the current model alone.

Appendices

A — The 2026 Mid-Cap AI Maturity Index (19 companies scored)

B — Empirical Evidence and Data Appendix

C — The Record