Whenever I try to start ther game from within steam, I get the error message "Failed to start game (missing executable)". If I view local files (C:\Program Files (x86)\Steam\steamapps\common\Hand Eye Cubination), there is a file called "Final Build V2.2.exe", which seems to be the game. Perhaps steam is pointing to the wrong place, or expecting a different file name?...

It's too difficult to control the cubes. I point in the direction I want them to go, but they get stuck on the inclines. There's not enough momentum for them to reach the goal. I tried for 15 minutes. It's not a question of not understanding the puzzle, it's a question that the cube doesn't have enough momentum to go the direction you're pointing when there's an incline. They move fine on the flat surfaces. This would have been a better game if you could just control the cubes with a virtual joystick or...