No wonder he's so bored. Been there, done that everything.
You didn't get the whole scarecrow thing?
The universe is a circle.
It goes back to the beginning again after it dies.
But when the lights are out, between death and rebirth, the Q's all switch places and then live out each other lives for the duration of the life of the universe, and then switch up again after it ends again and restarts ad infinitum.
They've been doing this for forever in both directions.