I discovered by chance that the library has a new smart library. This is a novel thing. You can select and borrow books anytime and anywhere through a mobile app. The books will then be sorted by machines and delivered to designated lending cabinets, eliminating the need for borrowers to search for needles in a haystack in the library. Although I have not experienced it personally, I can basically imagine that this is a typical application scenario of intelligent robots. I couldn’t help but express my regrets to my wife: “You originally wanted to find a job in the library when you have free time so that you can borrow…