Chris Espinosa, Apple's eighth employee and its longest-tenured worker, has witnessed the company's evolution from a scrappy startup assembling computers in Steve Jobs's garage to a $4 trillion global giant. At 64, Espinosa represents an increasingly rare breed in Silicon Valley's volatile ecosystem, where job hopping is the norm. His 50-year tenure starkly contrasts with the industry's typical pattern of rapid company formation and dissolution.

Espinosa joined Apple in 1976 at age 14, demonstrating its earliest computers on a moped. He has seen the company rise, fall, and rise again, including the tumultuous period after Steve Jobs' departure in 1985 and his triumphant return in 1997. Today, Espinosa works on the Apple TV operating system, a far cry from the early days of BASIC programming.

His 2,000 Apple shares, granted via the 'Woz Plan' in 1980, are now worth nearly $114 million. This story underscores a unique stability within Apple, even as Silicon Valley prioritizes the 'next big thing' over long-term commitment.