Here, NJT Clever Commuters gave the heads up a full 54 minutes before NJ Transit did
Clever Commute [6:00 PM] – 5:45 delayed out of Penn. 5:48 and still no track
NJ Transit [6:54 PM] – Rail Update Montclair Line train #6279, the 6:18pm departure from New York Penn Station is operating 30 minutes late due to congestion in tunnel. Sent: 6:53 PM