This document provides an overview of a MIT course on technology strategy and industry life cycles. It discusses Apple's performance and competition in 2007, with revenue coming mostly from computers, iPods, iTunes and the new iPhone. It introduces frameworks for analyzing industry life cycles as an S-curve, with phases of ferment, takeover, maturity and discontinuity. Transitions often challenge existing organizations. The nature of technical work and marketing challenges evolve over the life cycle. Relationships between S-curves, diffusion curves, and constraints like technology, organizations, demand, competition are discussed.