Oh, that goes without saying.
But if said dad was shopping for a guitar for his son, and the purist wood model was 5000 dollars (which may not be beyond the realm of possibilities if raw material costs continue to rise) and the composite wood model was 500 dollars and the manufacturer was able to offer an improved warranty because of the qualities of the composite.....
All I can say is if I was banking on doing business based on units sold with lower costs....well.....