Calliope liked and cared so much about Jane that she sent her her most precious treasure in the world, her juju. I don't think Callie was wrong to believe in Jane, and I don't really view Jane through the lens of postcanon because of how absurd her character development is... not even good as political commentary, let alone character development.
This post was a Magic Mirror production. Problem Soothe, now playing in a theater near you: https://magic-mirror.neocities.org/problemsoothe/ps0000