Biggest failed technology products of the last 50 years

The technology industry is often riddled with newer products that promise never-seen before innovation. While in the tech space, most cutting-edge products may die an embarrassing death, they often also lay the groundwork for better ideas that flourish later on. In this slideshow, ComputerWorld India lists the the most prominent technology product experiments of the last 50 years that either struggled or utterly failed to find widespread adoption.