we also hear historical background from curator, kathleen franz. >> welcome to the smithsonian's national museum of american history, and it is really wonderful to welcome you to our new floor that is welcoming invention and innovation in america. as a matter of fact, we have apple one up here, which is quite extraordinary. you'll see as we walk through the floor the ways in which america has been so inventive and continues, that invention is one of the most important parts of our country. so let's walk through. as you come through, you start to see all these exhibitions that are focused on ways in which we have developed a new way of thinking, a new way of being, almost since time. so here we have the value of money, which has the most extraordinary collection of gold, coins, but all of them are oriented in a way to understand the role of money. as a matter of fact, we end up with a bitcoin. and now we walk into part of the show where we have american enterprise talking about the social and cultural history, which is really your history, of capitalism, business, the common good. but befo