On different side it's very cool that atomic clocks are these days small and cheap enough to put on a pcie card https://engineering.fb.com/2021/08/11/open-sourc

On different side it's very cool that atomic clocks are these days small and cheap enough to put on a pcie card https://engineering.fb.com/2021/08/11/open-source/time-appliance/ https://engineering.fb.com/2021/08/11/open-source/time-appli...