Watch the below Tedx video which tells the story of how tap dancing is a part of American history. Summarize in 100 words or less, using key points from the video, and explain why tap dancing is the story of America.
( I can't send the type the link cause it says it's bad words even though it's not so I'll just give the title: "Tap Dancing is the Story of America: Steve Zee at TEDxSoCal")