Requesting someone to please explain the "coquina" metaphor.
I think that they're saying a little bit of playing around with replacing thinking and composing with automated tools is recoverable, but at an industrial or societal scale the damage is significant. Like the difference between shoveling away some sand with your hands to bury the small creatures temporarily and actually destroying their habitat by "lobbying city council members to put in a groin or seawall, and seriously move that beach sand."