We have trains, lots of them, all sorts, from 350kph intercity trains to flywheel powered ones the size of a bus. Some are driven and crewed by guards, some are

We have trains, lots of them, all sorts, from 350kph intercity trains to flywheel powered ones the size of a bus. Some are driven and crewed by guards, some are driver only, some are fully automatic. What could he bring to the world of trains? When Musk got involved in Tesla, the idea of an electric car was laughable.