The "happenings" of the hippie era were deliberately staged as community experiences. There was nothing individualistic about them. They had nothing in common with Andy Warhol's Factory, which was just a dead-eyed parody of the celebrity system.
A century ago, sheet music was the pop music of the day. Every middle-class home had a piano, and sheet music of hit songs sold in big numbers. What's the next innovation--starting electric cars with rotary cranks?