[The lifestream is like a fountain of knowledge. He could flip through other's memories the same as someone could casually browse a book in a library. He wishes he still held that access here.]

You are already, in a sense, dead. So what would it matter if it were to happen here? Should we not see if it is possible?

[Zack isn't exactly on his priority list of targets, even if it would hurt Cloud. It'd probably also send him into a rage and that'd be more bothersome than any enjoyment he'd get over watching the blond suffer.

Besides he might need Zack later for something. There's always a chance he could be useful.

Of course with that said, Zack does not need to know any of this which is why Sephiroth will continue to poke at him about it.]

Or would you prefer we pick someone from a world different from our own?