Miracle Innovation That Never Arrived?

Remember the “Paperless Office”? In the miraculous, undefined ‘future’ we weren’t going to need paper anymore because we’d all communicate electronically. Somehow it just never materialized. In fact, things are going in the opposite direction. According to Stats Can, per capita paper consumption increased by 93.6% between 1983 and 2003.

What’s your pick for “miracle innovation that never arrived”? The robot maid? Personal hovercrafts? Let us know.