It lay there on the side of the road. A subtle box. Inside it, a standard television set, nothing extravagant, but very nice. A sign is attached, it reads: "Free". You're tempted by the offer, a seemingly perfect television, with all parts included, free of charge, no questions asked? But you're taken back by it. Why on Earth would any person leave a free TV for any stranger whom stumbles upon it? You set rationality aside and pick up the box. You take it back to your place of residence and set everything up.