but imoderation. on the lower left. we see a topographic map from a satellite. what you see in red is the city of baltimore. places where the sunlight does not hit the ground because it is all paved. it is to make sure that every footfall is secure and you cannot pay a bit of attention to it. many of you have been doing it for quite a few years now. it is not good to sleepwalk through life. that way we don't have to worry about a thing. there is no bond on the floor. it is designed to be controlled and removed our brains of for having to worry about the details. i use google for an hour or two or three every day and my work and in my life. what a wonderful tool. it reduces exercise in thought through the momentary process of looking up information. we don't have to know where we are anymore. we can have someone tell us exactly where we are in the world. and we are also adding noise by the way we live our lives. we can compensate by trading in our brains in recovery direction and we can use technology to do that. how do you reverse age-related cognitive decline?