Retrospective traces Lotus Notes' roots to 1970s PLATO campus messaging system
A historical piece revisits how Lotus Notes, launched in 1989, offered encryption, rich formatting, read receipts, and app-building tools years before equivalent standards like MIME or PGP existed for email. It traces the software's conceptual origins back to a 1973 University of Illinois project called PLATO Notes, built by a teenage programmer, David Woolley, to replace a chaotic open text file used for campus communication.
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The piece highlights how many core ideas in modern collaboration software—threaded discussions, permissions, directories—were solved decades earlier in academic computing environments, only to be reinvented repeatedly by commercial vendors. It's a reminder that today's productivity tools often rediscover, rather than invent, solutions to problems first tackled on early timesharing systems.
- Lotus Notes in 1989 had encryption, attachments, and read receipts before industry standards like MIME existed.
- Lotus Notes functioned as a broad collaboration and app-building platform, not just an email client.
- Its conceptual roots trace to PLATO Notes, a 1973 University of Illinois system built to organize campus discussions.
The Mythical Man-Month by Frederick P. Brooks Jr. — If this history of Lotus Notes and the perils of rebuilding everything from scratch grabbed you, Brooks' classic essays are the definitive read on why big software projects go sideways. It's the book that gave us the second-system effect and "adding people to a late project makes it later" — ideas that echo through every ambitious all-things-to-all-people platform since.
See The Mythical Man-Month by Frederick P. Brooks Jr. on Amazon → Affiliate link — we may earn a commission on purchases, at no extra cost to you. Product picked by AI based on this article; it is not a tested recommendation.Source: buttondown.com — Matthew Guay, 2026-09-09
Published there as: “Lotus Notes and the dangers of starting from scratch”
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