Smartphones have changed our lives by allowing us to install and use advanced applications like MP4 players and video podcasts, improving communication speed. However, they have also led people to spend more time on their phones instead of communicating face to face, and using phones in schools and the workplace can reduce productivity. While smartphones aim to make our lives more efficient, they may actually increase workloads, health risks, and crime rates while reducing real social interaction. Overall, the conclusion is that smartphones do not truly improve our lives as new technology claims.