It's more of the trust issue. Essentially it's you trust your housemate, but do you trust their partner du jour? What if things go pear-shaped. They could go in and trash the place
That's why a housemate agreement should be drawn up. When I get my house, I'll be renting a couple of rooms to friends and they'd all have to sign the agreement
You won't get any then. Unfortunately they're grabbed into the price by retailers who will not stock Nintendo stuff if Nintendo try to undercut them by selling for less than RRP
Best we can hope for are sales
I seriously think people complaining about lack of imagination in levels need to go back and look at the creativity of the levels in past games and they'll see how it really is