CB: Possible spoilers for Star Wars: The Force Awakens ahead!
Also, mention of midichlorians ahead - I know that hurts peoples' eyes.
A popular theory is circulating the internet right now, and it centers on the mysterious identity of Supreme Leader Snoke in Star Wars: The Force Awakens. The character is imposing in the film, and people are clearly scared of him. General Hux has a fanatical devotion to him, Kylo Ren regards him as a revered master, and Han and Leia speak of his power, specifically his ability to seduce people into the dark side.