The massive outage on 🇨🇦 Canadian National Railway Co. lines that delayed thousands of Toronto-area commuters during the evening rush hour can be traced to a software upgrade #canada #outage #trains #software #glitch #update #services #disruption #panne [ https://toronto.ctvnews.ca/rail-outage-that-stranded-via-go-train-other-passengers-caused-by-software-upgrade-cn-1.6588779 ] #informatique