In 2069, The Beatles' Songs Will Be Children's Nursery Rhymes
Patheos (blog)
A hundred years from now, musicologists say, Beatles songs will be so well known that every child will learn them as nursery rhymes, and most people won't know who wrote them. They will have become sufficiently entrenched in popular culture that it

Source: In 2069, The Beatles’ Songs Will Be Children’s Nursery Rhymes - Patheos (blog)