Which technology caused the French revolution?
The printing press and the guillotine.
So the guillotine (15th century [1]) and printing press (invented in 1440) [2] precipitated the French Revolution (1789)[3]?
It’s a theory for sure.
[1] https://en.wikipedia.org/wiki/Guillotine
[2] https://en.wikipedia.org/wiki/Printing_press
[3] https://en.wikipedia.org/wiki/French_Revolution
Before that they didn't know how to kill people?
Yes. Before that they didn't know how to kill people.
The printing press and the guillotine.
So the guillotine (15th century [1]) and printing press (invented in 1440) [2] precipitated the French Revolution (1789)[3]?
It’s a theory for sure.
[1] https://en.wikipedia.org/wiki/Guillotine
[2] https://en.wikipedia.org/wiki/Printing_press
[3] https://en.wikipedia.org/wiki/French_Revolution
Before that they didn't know how to kill people?
Yes. Before that they didn't know how to kill people.