be as technically advanced as possible to keep us safe. and by the way, you pointed it out, with all of these advances, we've had the safest years ever in air travel. >> it's never been safer. technology, certainly, helps. but i'm telling you, he knows what he's doing once again. he is tapping into this fear of the new, because people feel they're being left behind. coal is great! let's bring coal back. never going to happen! >> not unless you start making these, which are advanced, right? you don't get much more technically advanced than this. not much more technically advanced than this. and unless you start making cell phones out of coal. >> got the color right, but other than that, forget it. that's the point, he's tapping into something that's very real. i think this is a little bit of a stretch, to be honest. i think i would have to put this in the same category of, your body only has a certain amount of energy in it, don't exercise too much, because you're basically killing yourself. i put it in the same category as that. what about this, him flying around -- and i don't want