Despite the enduring popularity of the Back to the Future trilogy, fans have noticed various errors in the films over the years, such as inconsistencies in the car's odometer readings and continuity mistakes with extras on set. While many agree that a fourth installment is unnecessary, the charm of the movies lies in their ability not to take themselves too seriously and to maintain a lighthearted approach to time travel paradoxes. The iconic DeLorean featured in the films was actually portrayed by six different cars, explaining some of the continuity errors observed. These mistakes, though noticeable, add to the enjoyment of the franchise by providing fans with a sense of discovering hidden knowledge.