Closing music by Blair string quartet recorded live by iPhone at Harpeth Church in 20-23Here’s the problem — there’s no upper case function on a Morse key, it’s strictly binary (dots and dashes). Everyone knows that Thomas Edison invented the incandescent light bulb, but he made his fortune in the world of telegraphy.  His seminal invention is still in use today, and if you watch Fox News business or Bloomberg, it’s that scroll on the bottom of the screen, a stock ticker. Edison invented that before his lightbulb.By this time, the new world and the old had been linked by the Atlantic Cable (18-58). It was not a single wire, but a bundle of insulated wires, bound in gutta-purcha a forerunner of what we would call plastic. It connected London, in England to New York City, in the US. Messages were transmitted by electric current by Morse code (dots and dashes).