My theory: It's not an edge but we look onto ourselves back in time. As space and time evolves, it's hard to identify as such. One day we will recognize that w

My theory: It's not an edge but we look onto ourselves back in time. As space and time evolves, it's hard to identify as such. One day we will recognize that we essentially were looking onto space to see ourselves while starring. The last thing is meant metaphorical.