Agreed. It's actually reasonably small. I have games that are several hundred MB. I'm told most of the data is graphics.50mb is nothing these days. Especially for a game.
Does it have high quality music? I wouldn't know, never played it.
i think the better question is why people play it
Doom II was about 20 megs.
It just doesn't seem possible that it took 2 times as much code to make candy crush. Am I on crack?