Comment by laumars

Fun experiment but very easy to game by learning their predictions:

https://i.imgur.com/O3EggFY.png (0% guessed right after 15 key presses)

Here's the sequence I used. I'd be interested if this works for other people too:

    1:  right
    2:  right
    3:  right
    4:  right
    5:  right
    6:  right
    7:  left
    8:  right
    9:  right
    10: right
    11: left
    12: right
    13: left
    14: right
    15: left