Gall's law: "A complex system that works is invariably found to have evolved from a simple system that worked." Windows evolved across several generations of P

Gall's law: "A complex system that works is invariably found to have evolved from a simple system that worked." Windows evolved across several generations of PC technology dating all the way back to the original 8086, major shifts in consumer expectations, and major shifts in vision in the leaders who managed Windows development. Windows is successful because it evolved to fit its role and Windows is also messy because it evolved to fit its role.