Was the debut of the first Mac computer as pivotal a moment in human history as the invention of the telephone? According to Apple co-founder Steve Jobs, it was indeed. The Mac celebrated its 30th birthday last week and while much of the coverage on tech blogs overlapped, TIME managed to dig up a great video that hasn’t been seen since 1984. In the video, which was later picked up by 9to5Mac, Steve Jobs talks at length during a presentation at a shareholder meeting one week after the unveiling of the first Macintosh computer. The footage comes from a videographer who forgot he had it, and the full video is embedded below. Fast-forward to 37:30 to see Jobs dive in an compare the Mac, and the advent of the graphical user interface, to the invention of the telephone.

Zach Epstein has worked in and around ICT for more than a decade, first in marketing and business development with two private telcos, then as a writer and editor covering business news, consumer electronics and telecommunications. Zach’s work has been quoted by countless top news publications. He was also recently named one of the world's top-10 “power mobile influencers” by Forbes, as well as one of Inc. Magazine's top-30 Internet of Things experts.