the.com/traffic
Thousands of strangers agreeing to brake at the same bad time.
means The movement of vehicles, people, or data along a route — and the congestion when too much arrives at once.
from From Italian traffico, the medieval bustle of merchants moving goods; only later did it mean cars stewing on asphalt.
Phantom jamsOne braking driver ripples backward into miles of stopping.
Word stretchInternet borrowed it for data flowing through cables.
Dark sideTrafficking means moving people or goods illegally.