I downloaded a 3gb file today that contains information about the human genome. But it was just an accessory file that lists a bunch of variations within the ge

I downloaded a 3gb file today that contains information about the human genome. But it was just an accessory file that lists a bunch of variations within the genome - not even the genome itself! Amazing to think how many books would fit into those same 3gb and yet we casually use it up with routine science now.