The reason it's different is that, just in the past few years, our machines have started demonstrating skills they have never, ever had before: understanding, speaking, hearing, seeing, answering, writing, and they're still acquiring new skills.
A razão pela que é diferente é que, apenas nos últimos anos, nossas máquinas começaram a demonstrar habilidades que nunca, nunca, tiveram antes: compreender, falar, ouvir, ver, responder, escrever, e elas ainda estão adquirindo novas habilidades.