"The hackers did not gain access to systems that control train cars and rider safety was not at risk, transit officials said, adding that the intrusion appeared

"The hackers did not gain access to systems that control train cars and rider safety was not at risk, transit officials said, adding that the intrusion appeared to have done little, if any, damage." Isn't this because the systems that control train cars & rider safety on the MTA are all manual/electromechanical, with some dating back to the LaGuardia administration? Hard to hack those without being local to the tracks, and handy with a soldering gun....