Answer:
I'm the start of eternity and the end of space. There are two of me in heaven and one in hell.
Some keep it in a dumpster while others keep it in their trunk.
Your computer\'s version of white-out.
I cannot be felt, seen or touched; Yet I can be found in everybody; My existence is always in debate; Yet there is a style of music named after me.
What always comes into the house through the keyhole?
It is something you will never see again.