My numbering was off. 4th is time. 5th adds the direction going between one universe and a variation of it, both at the same point on the time axis. I also noti

My numbering was off. 4th is time. 5th adds the direction going between one universe and a variation of it, both at the same point on the time axis. I also notice in my example I start with zero dimensions. All in all, a reminder that I should exercise more self-restraint and not comment on Physics articles :D