Most purity tests reward you for never wavering. This one does the opposite.
First it figures out where you stand. Then every question after that is aimed at your convictions — and each one is harder than the last. To stay "pure," you'll have to keep defending your side past the point where it still says what you actually believe.
The number that matters isn't how pure you are. It's where you break — and whether you break at all.
Eight questions. It won't flatter you, and it doesn't care which side you're on.
The unbroken aren't the most principled. They're the least examined.