Well, technically time travel forward is easy. And to say that backwards time travel isn't possible at this point doesn't make much sense. We don't even have a

Well, technically time travel forward is easy. And to say that backwards time travel isn't possible at this point doesn't make much sense. We don't even have a clear understanding of what time is, or why it goes forwards. And the singularity should be around the corner, and that might present a computerized solution to emulate reverse time travel.