People keep pet reptiles for a variety of reasons. Some people are fascinated by reptiles' unique appearances and behaviors, while others enjoy the challenge of caring for a non-traditional pet. Reptiles can also be low-maintenance compared to other pets, making them a good choice for individuals with busy lifestyles. Additionally, some people find that interacting with reptiles helps them relax and de-stress. Ultimately, the reasons for keeping pet reptiles vary from person to person.