Here, NJT Clever Commuters gave the heads up a full 10 minutes before NJ Transit did
Clever Commute [7:57 AM] – 7:06 summit to hoboken eastbound train stuck outside of newark for about 20 minutes so far due to mechanical difficulties
NJ Transit [8:07 AM] – Due to earlier disabled train near Newark Broad Street, trains on the M&E and Montclair-Boonton lines subject to 15-20 minute delays in both directions. Sent: 8:04 AM