It’s was like a fairy tale. 
One with cell phones that match you with strangers and algorithms that tell you who to love, and although those phones and algorithms are wrong every time, they only need to be right once; and when they’re right, 21st century technology meets happily ever after.
In a world with answers and advice at your fingertips, they taught each other something new everyday, and when they swore they had learned enough, they decided to get married and keep that knowledge to themselves.