Here's what it tastes like.We’ve all heard the expression “aging like a fine wine,” which implies that, like the best bottles, certain things get better with time. But what would happen if, say, that aging took place at the bottom of the ocean in a remote location just shy of the Arctic Circle? That’s the question that Norwegian boating company Hurtigruten wanted to test when it partnered with British Rathfinny Wine Estate to lower bottles of its 2018 Classic Cuveé to the ocean floor in hopes of bringing back a higher-quality, more mature product and, if not, to at least...