CLEAN : Tourists scurry to San Francisco rat cafe

The video discusses the nature and behavior of rats, highlighting their intelligence and affectionate nature. It explores the qualities of rats as pets, emphasizing their cleanliness and sociability. Personal experiences with rats are shared, noting their affectionate behavior compared to other small animals. The video concludes with a discussion about a special event in San Francisco that allows people to interact with plague-free rats.

Describe the experience of petting a rat as mentioned in the text.

What is the significance of the phrase 'plague free rats' in the context of the text?