The document outlines a theory of four phases of information technology development: 1) The physical power reduction phase focuses on reducing physical tasks like data loading and arithmetic operations. 2) The cognitive ability reduction phase aims to reduce repetitive mental tasks like structured data loading and mathematics. 3) The analytical ability reduction phase provides tools for statistical analysis of structured and unstructured data to make judgments and short-term predictions. 4) The foresight ability reduction phase utilizes qualitative and non-data sources to automate future forecasting, judgment, and execution.