A guy walks into a car dealership... ...and two cars are picked out for him by the dealership. A car salesman explains, ""Every 4 years you can ask to keep the car we picked out for you, or you can swap it for another car we picked out for you"". So, the man thinks it's interesting, he does this and after 4 years he comes back in. ""I didn't really like this last car."" he says. The car salesman responds, ""Ok, well not a problem. You can keep that car, or replace it with this one we selected fo…