Some people make a living helping different generations communicate with one another. It's steady work, because though life may be short, it is long enough that we outlive the language we learned as kids.
True story. When she was in her 80s, Studs Terkel's wife Ida was talking with someone who was applying for a job as director of marketing for the Lincoln Park Zoo.
"Wow, that must be a big job!" Ida exclaimed. "All those animals to shop for every morning!"
(And of course I write this knowing that some percentage of my audience is too young to know why Ida thought "marketing" meant grocery shopping.)