Most technological advances in our life now come from serendipitous discoveries. That is a contraction of rocket technology and computer technology and atomic clock technology.
I remember rap music. We used to party and dance off of it. Today it's all about a whole different angle... Rappers are going against each other, and it's more of a bragging, boasting thing.
I have friends who remember seeing fish hauled onto a boat's deck and beaten to death.