3 ms·
I worked at a medical imaging company in Toronto in the 80's and 90's. Therac-25 was very much top of mind for all companies in our industry and changed everyt
by Ensorceled 7y ago
I worked at a medical imaging company in Toronto in the 80's and 90's. Therac-25 was very much top of mind for all companies in our industry and changed everything from how we did Design, Development and QA to how the FDA reviewed and approved devices running our software.
- matt4077 7y agoIt was one of the standard examples in my introductory computer science classes, along with the Ariane overflow and the inaccurate system clock on some missile defence system that got a bunch of soldiers killed in Iraq when someone missed the scheduled restart hack.
- ceejayoz 7y agoThe missile defense system issue: https://en.wikipedia.org/wiki/MIM-104_Patriot#Failure_at_Dhahran https://en.wikipedia.org/wiki/MIM-104_Patriot#Failure_at_Dha... > The Patriot missile battery at Dhahran had been in operation for 100 hours, by which time the system's internal clock had drifted by one-third of a second. Due to the missile's speed this was equivalent to a miss distance of 600 meters.
- moioci 7y agoBrief summary of the Patriot missile failure in Saudia Arabia in 1991: http://www-users.math.umn.edu/~arnold//disasters/patriot.html http://www-users.math.umn.edu/~arnold//disasters/patriot.htm...