This infographic provides an in-depth account of the amazing progression of presentation technology over the past two centuries.
From the blackboard in the early 19th century, to the Kodachrome 35mm slide film of the 30s, to the overhead transparency projects used in the 40s by the police and Army, to the release of PowerPoint in 1987 only for Macintosh (astonishing), to the myriad of cloud-based and mobile options available today today.
[Click image for full size version]
David Wallace
David Wallace is a search & social media marketer who lives in Ahwatukee Arizona with his lovely wife. Interests & hobbies include all things Disney, roller coasters, musicianship and Christianity.
