And then from about 500 years ago, humans began to link up globally through shipping, through trains, through telegraph, through the Internet, until now we seem to form a single global brain of almost seven billion individuals.
Y luego desde hace unos 500 años los humanos comenzaron a vincularse mundialmente mediante barcos, trenes, mediante el telégrafo e Internet hasta hoy que parecemos ser parte de un cerebro mundial de casi 7