> Not only is the implementation fantastic, with perfect controls, but the level design is also great.
I was surprised how well the WASD controls worked. Perfectly intuitive.
Mobile control smooth as well
I even triggered a back gesture by accidentally swiping from the edge when I merely wanted to move the marble, bringing me back to this HN page, assumed state was lost, but found the browser's forward button and it was like it never happened! I've never seen that in a browser-based game.