If you knew your regular, jam-packed commuter train is usually followed by another one with empty seats, would you leave home 15 minutes later? It is a question that Google Maps will hope to help answer with a new rollout Thursday: a transit feature that predicts crowdedness levels across mass transit in more than 200 cities, about one-quarter of them in the U.S.

Source: Wall Street Journal June 27, 2019 15:56 UTC