Plato allegory of the cave

  Plato allegory of the cave (What are the changes)   Risk that you where glad you took. 1. what does the cave represent? 2. who are the prisoners ? 3. significance of the chains ? 4. value/significance of the shadows ? 5. what is the "wisdom of the cave"? 6. who is the liberator? 7. why the hesitation to be liberated? 8. why threaten the life of the liberator ? 9. what's outside of the cave ?