An adult digs up their old record collection out of the attic and their kid asks what they are. The parent nostalgically names all the singers of their day whose works have been put to their vinyl discs. Then the kids says, "No, I mean, what are records?" Followup with the parent saying, "I was going to say these made me feel young again."
A subtrope of Technology Marches On, initially fueled by [...] [tvtropes.org]