Think deeper, anon. There is no cash. There is no principle. They don't need the money back because it doesn't really exist.
The magic is in the compound interest that creates lifelong slaves who are paying off literally NOTHING with their work and energy and creativity.
The negative energy this creates, the despair, the hopelessness descending into apathy and eventually horror is the goal.
"You cannot serve both God and money."
-my bro JC.
Humans are batteries to these people. You think the premise for monsters inc was just a fun fucking kids movie?
Your hopelessness and fear is lifeblood to these beings.
Look up Loosh.
The Matrix.
Jupiter Ascending.
Just silly entertainment?