This document discusses technology from the past, present, and future in three concise sections. In the past, technological knowledge was transmitted through traders and craftsmen demonstrating skills. Presently, modern technology has led to multifunctional devices like smartphones and faster computers. The future will bring developments in artificial intelligence, augmented reality, blockchain, and biotechnology that will impact society both positively through better communication and education, and negatively by reducing social engagement and potentially displacing jobs.