PS:. SL
I believe that the Mark is the number whether injected with the Lucifer-ase compound as I posted separately, OR as a simple biometric algorithm as shown in my first OP at the top. Either way, it appears that there's several other prophecies that may happen in rapid succession along the way to requiring the mark.
Does that make sense?
If thats not real clear right now, remember that this is new for all of us. We see many more pieces of the puzzle and can make out the picture now.