Business technologies that changed the world... Summary: Dell has produced a list of important business technologies over the past 20 plus years. It's interesting if self-serving. What did Dell miss? By Tom Foremski for Tom Foremski: IMHO | September 21, 2011 -- 07:07 GMT (00:07 PDT) Follow @tomforemski Do you agree with this infographic from Dell? Is anything missing? Also, when is an infographic too long to be called an infographic? Do we need an infographic to explain it? Topic: Dell Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.