I saw it on my way into town, somebody put out a casio WK-3000 piano out on the curb for free, with the stand power cord and even manual. The craziest part is its fully functional. Not a darn thing wrong with it 'cept some dust. Now I have to learn piano.

I once saw a story about a guy who learned how to play on a paper piano…
Here it is: https://www.youtube.com/watch?v=CEgjamDo9q8