I found myself questioning the surroundings and looking for stuff other than just clues to progress on the game itself.
Purposes. That is simply because it is indeed a deep and meaningful experience.
It would be both neat and magical if there was any meaning behind all this slot machine-like mechanic. Could've put a bit of effort on that direction to turn it on a better experience and maybe even justify the brainless trial and error approach.
its too hard but when you get the think going well it will eventually lag the heck out and you will end up missing everything. its got a mediocre control scheme and bad overall gameplay experience. blah