where is the best place to learn VBA? (book or videos).
There is no one best place, but I learned it from a book by John Walkenbach. I highly recommend his work. There is also more material online than you will ever be able to read.Print the time in a window within the graph area (digital or even analog).
Go to Excel Help and search on "Dynamically display the contents of a cell or range in a graphic object" Output each frame as jpg to file so a video can be assembled.
Sorry, you're on your own on that one 
Have a background image in the graph area (gives context to the data)
Click on the background right click, select Format Chart Area. On Fill, select Picture or Texture Fill, and then select the image to use as background.
See attached for examples of the two that I know how to do.
Bookmarks