Humorously put. But being an amateur guitar player myself, there are only some many chord patterns that “make sense”, and then only so many melodies one can put on top of a selected chord pattern that “make sense”.
Eventually, any given song is going to be largely duplicated eventually. And given our increasingly litigious society, the lawyers in this arena stand to make a lot of money.
“ALL songs are derivitive”...songwriting 101.