The problem with MatM is that it started as a decent H-game, with interesting game mechanics and H-content. Then, at some point of the development, eromancer became incredibly ambitious in creating a completely revamped graphics system for the game. This being said, I am not against ambition, however I do not agree with the idea of jumping into such a change in project goal without clearly informing the supporters.
What he did was basically start by saying "hey, I'm going take this steak to cook you an amazing dinner", then as he's doing it, he suddenly decides "no wait, I'm not going to just cook you a steak dinner, but instead, I'm going to find a farm, grow a cow, slaughter it, and then cook you a steak dinner!".