>"Fortunately, because the MTA has exposed the live schedule data, Google Maps lets you check this (sadly, it isn't 100% reliable: oftentimes a train will claim

>"Fortunately, because the MTA has exposed the live schedule data, Google Maps lets you check this (sadly, it isn't 100% reliable: oftentimes a train will claim to have arrived somewhere, or even be departing from a station, while it's still getting there)." Yes and the issue is that the MTA doesn't make the service disruption data available. See: https://medium.com/transit-app/how-were-bringing-real-time-countdowns-to-nyc-s-lettered-lines-482d3b8f9899 https://medium.com/transit-app/how-were-bringing-real-time-c... Why wouldn't you make this data available? Why stop short? Most likely because it would expose just how many unplanned maintenance disruptions there actually are.