3 ms·

Long term reliability and maintenance costs need to be proven.

• acchow 5y ago
  How do you prove the long-term reliability of a new engine design? An electromagnetic motor and drivetrain is incredibly simple
  • userbinator 5y ago
    Don't forget the batteries... which are not known to work well in low temperatures.
  • azth 5y ago
    Testing, and time. Whether we like it or not, diesel engines are used for many heavy duty applications, such as trucks, generators, etc.