World Cup vs. League Football: What Actually Changes for a Bettor
A World Cup is not a league with different teams. The data that feeds your models is generated by a different process — tiny samples, weak form signals, missing head-to-head history, and qualification incentives that don’t exist in a points league. Some league methods transfer cleanly, some quietly break, and a few become dangerous on autopilot. The differences, the traps, and a clear set of TO DO / AVOID rules.