Etymology / etyMobygy
Every day I am reminded that it [Moby Dick] is part of our collective imagination: from newspaper leaders that evoke Ahab in the pursuit of the war on terror, to the ubiquitous chain of coffee shops named after the Pequod's first mate, Starbuck, where customers sip to a soundtrack generated by a great-nephew of author, Richard Melville Hall, better known as Moby.
— Leviathan, or, The Whale by Philip Hoare
It seems so obvious now I know.