From experience using lumocity games, I am sure people who develop these games don't use them - there were annoyances and blockers which are too obvious and con

From experience using lumocity games, I am sure people who develop these games don't use them - there were annoyances and blockers which are too obvious and constantly present during the game process. If they were playing themselves they would fix it I think. Also their approach to metrics was too unscientific.