Driving yourself is always the better option.
For most visitors to Germany's Nurburgring track, getting a chance to finally drive their car for all its worth or to push their exotic rental to the limit is the epitome of fun, and probably the only way to leave with some satisfaction. But some visitors just want to go along for a ride, and are even willing to pay good money for a ride-along with a professional BMW driver in the famous BMW Taxi. That is, until the supposed professional ends up in an embarrassing position.
Check out BMW's dropped fare: