OKCupid lets you sort your matches based on if you're similar...or if they're your enemy.
So of course, someone decided to message their highest rated enemy that would agree to go on a date with them.
Do opposites attract? FIND OUT:
From my experience, you need to agree on a few key things, but the rest doesn't necessarily matter.
Obviously holding the same basic values is a key to a successful relationship but at the end of the day, your political party, what food you like, how you spend your money, etc, doesn't really matter.