This academic blog examines the contemporary relevance of technical analysis methodologies presented in David Keller's seminal work, 'Breakthroughs in Technical Analysis: New Thinking from the World's Top Minds,' through the lens of current market conditions as of February 2026. We analyze the intersection of classical technical analysis techniques with modern geopolitical economic factors, incorporating statistical evidence from Bloomberg Intelligence market data and global economic indicators. Our empirical analysis demonstrates that while fundamental technical analysis principles remain valid, their application must be contextualized within an increasingly complex geopolitical framework characterized by US-China great-power competition, AI-driven market dynamics, and structural shifts in global trade patterns. The study presents quantitative evidence showing that geopolitical risk premiums have increased market volatility by approximately 23% since 2022, while AI-r...