3 ms·

There are a few more: https://en.wikipedia.org/wiki/List_of_driverless_trains#Grade_of_Automation_4_Systems https://en.wikipedia.org/wiki/List_of_driverless_tra

by guruz 12y ago

There are a few more: https://en.wikipedia.org/wiki/List_of_driverless_trains#Grade_of_Automation_4_Systems https://en.wikipedia.org/wiki/List_of_driverless_trains#Grad...