Sigh...
It's because METHODISTs and BAPTISTs are not enmeshed in a heretical relious organization that makes the claim that Jesus Christ of Nazareth's atonement will NOT cover all of man's sin.
You miss a very important thing which the LDS speaker was trying to make. Jesus only saves repentent sinners. So, your big discovery is not much. It requires an act on our part.