What's the Ultimate Test of Sparkling Wine?

"We've got so many excuses for these drinks. This is a scientific way of." We're going to rank them by most bubbly to least bubbly, then shuffle four cards and see which comes out on top. But the ultimate test would be if we don't know which ones which in advance. "I love that this is my problem to solve, but you've just made the infinitely more people you are"