This volume marks the progression of digital technology from yesterday's music box to today's state-of-the-art Smart Phone and nano-circuits. The science innovators, engineers and entrepreneurs are profiled and page spreads are designed with chronological technology benchmarks. With clear text, timelines and abundant images, the changes that technology has brought to our daily lives are examined along with (3z(BA Different View(3y (Bsidebars that discuss how these technologies were perceived in the past.