Why does the Supreme Court care so much about wedding cakes?

SALT LAKE CITY — There are deep and difficult questions at the heart of the highly anticipated Supreme Court case involving a baker, a gay couple and Colorado civil rights law: What are the limits of free speech? What counts as religious expression? Who wins when the rights of one American clash with the rights of another?But many Americans who happen to hear about the case ask a much simpler one: Why is baking a wedding cake such a big deal?This confusion creates a tough situation for Lak