Extensively would be the problem I suppose. I've played through the demo and I've played a level with a friend who rented it. And I played through half the first one. The experiences didn't seem that different to me. And it is mindlessly entertaining playing through with a friend. But I get a headache from mindlessness after a while :/ But admittedly. I'm not really that much of a gamer anymore, honestly. These games possibly just came at the wrong time in my life. I barely play anything anymore. So I've got plethora of reasons not to play a lot of games. It takes the cream of the crop (or, rather, the ones that are "just right" for me) to keep me coming back