According to the Jo-Hari window model, blind spots C.) SOMETHING THAT THE SENDER DOESN'T KNOW BUT THE RECEIVER DOES.
Blind spots are facts known to others but not known to self.
Copyright laws are so important to musicians, because they do not want their music to be stolen from them, and then someone else make more money off of it. The musician spent so much time to create their music, that if they didn't have copyright laws, it would be for nothing.
A I think. ......................