Its not an option for everyone. I had a classmate in undergrad who had a medical condition where they could not take notes by hand. They even had a doctor's note saying that they had to have a laptop in class.
From my understanding, you are not guessing which human player won. Instead, two equal AIs play the remainder of the game and you have to guess which side will win.
https://www.youtube.com/watch?v=mlG-kpzMQIw