I don't think there's anything that cannot be imagined by humans that cannot eventually be done through. Like turning someone into a frog? Well, already people do that on TV, right? You've got David Copperfield or other magicians making you think that you turned to Pearson to a frog. But that's an illusionist. No, no, he does it for real David. Others are illusionist. The grocery store, the doors are somehow warp drives and everything. Isn't that an iPod? I mean, it's iPad. When we come back more with my interview with Alan Rickman and the magic or science of Harry Potter. We're back on Star Talk.