A reader left a comment on 'Muse', which included a link to a John Gorka song in praise of the beverage, thanks taeraresh;
https://youtu.be/bzNgw7j6IDM
He's far from the first, though. J S Bach wrote a short opera in praise of coffee, and Beethoven is known to have been an enthusiast.
Here's to the elixir of life!
Ted