text: In paraghrap seven the author goes over the aproaches of tecnology. They say NASA is working on some electronics made of siclicon carbide,though they are simplified they lasted three weeks in a simulatution of Venuses atmosphere. They are also working on old technology. The devices were first thougt of in the 1800s and played a big part during world war two. The devices used levers and gears to make calculations. They do not work as quickly as modern computers but are less sensetive to extreme conditions.