I feel pretty confident in saying this...without youtube, I wouldn't be able to make a living as a pianist. For any job, I'm given sheet music to learn within a certain amount of time. As a ballet accompanist, often these come from famous ballets like Sleeping Beauty and Raymonda . Other times, people request specific songs for their wedding or special occasion. I'm able to simply type in the title of the song in the search box, and up pops link after link to any and all versions ever recorded of the song in question. Playing primarily by ear, all those tricky rhythms I can't figure out from the sheet music make perfect sense when I hear it. I cringe to think how much money I would be spending if I had to pay for each song I needed to listen to, or worse, live in the days when we had to BUY a whole CD for 1 song! Oh, was I ever that young?! Just as easy and effortless, I can then open up a new tab, and search for the chords of a song. About 90% of the work has bee