Classical musicians do this all the time. They want perfection. So they piece things together. Eight bars of this and six bars of that. Glenn Gould said that with a recording he wanted to make perfect versions of pieces.
“If I write in my name to the agents of England and France residing in Asia and inform them that Japan is ready to make a commercial treaty with their countries, the number of steamers will be reduced from fifty to two or three.”
“The most dangerous creation of any society is the man who has nothing to lose.”