People will gravitate to the percise place in the room looking for where the face is most accurate. While you round them up make sure your finger is ready on the dead switch to the trap door to you basement where you keep all Colbert Couch huff puff nay sayers.
The price of the couch is automatically calculated using a sophisticated algorithm like Goldman used to inflate its assets (Way to drop $300 M on facebook, Goldman). The price is directly proportional to the number of people who look at this listing.
(via Nerdcore )