`source I, for one, am a big fan of the GPS Navigation system that cars today boast of. Not that I have a bad sense of direction or a failing memory for routes, It is just that I have been in situations which could have been easily steered clear of, had GPS existed then. I do not have the thrill-seeking adventure streak in me but I do have a penchant for falling into situations that cause an adrenaline rush. Adrenaline is the fight or flight hormone of our body, which lets us make the split second decision to fight an odd or run away from it. It also helps us…