This winter, I waited for an hour and a half in NEGATIVE 4 DEGREES through 5 ghost buses, just trying to get home from work... I actually had frostbite.
Here’s the CTA’s explanation for the infuriating “ghost” bus and train problem – Streetsblog Chicago
https://chi.streetsblog.org/2022/05/26/heres-the-ctas-explanation-for-the-infuriating-ghost-bus-and-train-problem/