Remember when Flappy Bird was making $50k a day (or something like that [0]) and the creator should shut it down? Ah, memories. You could potentially recreate this to put on the mobile app stores and see how it does, I think a lot of people would play it.
Oh, and soon you'll see people here on HN competing to hack the top score as with previous games [1], either though writing an AI to play the game or by modifying the JS itself on the site.