in focus tonight, the communication innovations that await us as we head into the 21st century. >> we're in for the communications ride of our lives. the coming year sees cell phones, small enough to hide in your pocket. the promise of video phones is coming true. tiny handsize computers that know your favorite subjects. and internet everywhere. >> there have been technology revolutions in human history before, but i think this one has been incredibly compressed in how fast it happened, how one thing led to the next thing, led to the next thing, and how quickly it began to penetrate all parts of our culture. >> this is my tivo. it automatically finds and records our favorite shows. >> tivo really, the dvr, was time shifting. >> i don't have time to watch silly things on tv. that's why i got tivo.