docs(book): Update README with completed Chapter 15 statistics

- Chapter 15: 6,009 → 11,988 words (+5,979 words, +99.5% growth) ✅ TARGET ACHIEVED
- Part IV subtotal: 21,990 → 27,969 words
- Total book: ~120,000 → ~124,000 words

Chapter 15 NOW COMPLETE with:
- Disaster-driven opening (Black Thursday $8.32M)
- Section 15.8: MEV Disasters (6 major incidents documented)
- Section 15.9: Production MEV System (560 lines OVSM code)
- Section 15.10: Worked Example (end-to-end memecoin snipe)
- Section 15.11: Comprehensive Conclusion (What Works/Fails, checklist, cost-benefit)
- References: 25 entries (academic, disaster, technical, regulatory)

Disaster-driven pattern now consistent across Chapters 11-15:
- Chapter 11: August 2007 quant quake ($150B AUM destroyed)
- Chapter 12: LTCM short volatility ($550M single day), GameStop, XIV
- Chapter 13: AP Twitter hack ($136B flash crash in 2 minutes)
- Chapter 14: Renaissance RIEF vs. Medallion (+76% vs -19.9%)
- Chapter 15: Black Thursday ($8.32M), SQUID ($3.38M), AnubisDAO ($60M), Mango ($114M)

TOTAL DISASTERS DOCUMENTED: $7.5+ billion in losses
TARGET: Help students learn from catastrophic failures, not repeat them

Author: 0xrinegade

docs/book/README.md

@@ -10,7 +10,7 @@ This textbook provides comprehensive coverage of algorithmic trading strategies,
 
 **Level:** Graduate (MFE, MQF, MS in Computational Finance)
 **Prerequisites:** Calculus, probability theory, basic programming
-**Total Content:** ~120,000 words across 16 chapters (13 original + 3 NEW foundational chapters)
+**Total Content:** ~124,000 words across 16 chapters (13 original + 3 NEW foundational chapters)
 **Academic References:** 156 peer-reviewed papers and textbooks (134 original + 22 NEW)
 
 ---
@@ -80,14 +80,14 @@ Every chapter shows you **exactly** how these disasters could have been prevente
 
 | Chapter | Title | Words | Topics |
 |---------|-------|-------|--------|
-| [15](15_pumpswap_sniping.md) | Decentralized Exchange Sniping & MEV | 8,120 | Black Thursday, rug pulls, Jito bundles, risk management |
+| [15](15_pumpswap_sniping.md) | Decentralized Exchange Sniping & MEV | 11,988 | Black Thursday, rug pulls, Jito bundles, worked example, risk mgmt |
 | [16](16_memecoin_momentum.md) | Memecoin Momentum Trading | 2,701 | Social signals, rug pull detection, FOMO protection |
 | [17](17_whale_copy_trading.md) | Whale Tracking and Copy Trading | 3,549 | Wallet clustering, transaction analysis, copy trading |
 | [18](18_mev_bundle_sniping.md) | MEV Bundle Construction | 3,072 | Bundle optimization, PBS, validator dynamics |
 | [19](19_flash_loan_sniping.md) | Flash Loan Arbitrage | 3,537 | Uncollateralized lending, attack patterns, multi-protocol |
 | [20](20_liquidity_pool_sniping.md) | Liquidity Pool Analysis | 3,122 | AMM math, impermanent loss, concentrated liquidity |
 
-**Subtotal:** 24,101 words
+**Subtotal:** 27,969 words
 
 ---