That's already the case, but x = z = 120 years (and y = 0 or 120, depending on who you ask...) The first U.S. copyright law set x = z = 14 years. That's why ma

That's already the case, but x = z = 120 years (and y = 0 or 120, depending on who you ask...) The first U.S. copyright law set x = z = 14 years. That's why many people think copyright law is out of control.