>>89915125And the Blinker Stone is just a candy ring a boy gave her in kindergarten. That's why Mort is a ghost. He is a distant memory of the only time a boy ever showed affection towards her.
The ether is a metaphor for her headspace. She's an autist, so she sees the world in these very simplistic abstractions, like nature to her is chaotic and full of life, whereas civilization to her is represented by grey buildings and death.
That's why the forest folk have to die in order to get there. That's why we only ever see the psychopomps in the court or other sterile/dead environments like the hospital and the gorge.
The court also represents adulthood and the forest childhood.
Annie has problems growing up because she doesn't understand the adult world and doesn't see what's wrong with coyote's way of living free of care and responsibility.