This probably won't convince many to learn the code but is one of most interesting uses I have seen. A lot of work went into this song.
Take a look the whole story "CLICK".
Here is just the song "Better Days" by Natalia Gutierrez Y Angelo "CLICK"
Here is the code - ease to learn.
Yes their are many reasons Morse code. It can be useful and it is not hard to learn - what does seem more difficult is to learn to send code at high speeds - I had to practice a good bit before I could pass the 20WPM.