If you travel at all, you probably almost know the safety speech by heart, to the point where you just tune it out.
Flight Safety
Let's face it: You're on a flight, and they get ready to give the safety talk, and you tune them's a fact of life! Maybe during the flight you'll browse the safety manual in the seat back, if you've already perused the SkyMall at least four times!
Well, Delta may hav…