True, but I think it's also somewhat disheartening (tone in article) to compare the present to only the "sci-fi exemplars" of the tech. Yes, it's depressing we

True, but I think it's also somewhat disheartening (tone in article) to compare the present to only the "sci-fi exemplars" of the tech. Yes, it's depressing we don't have artificial limbs that are superior to biological ones. But, it's amazing and inspiration that we do have micro pacemakers and blood monitors and portable defibrillators today! IOW, don't blind oneself to the future forest because the actual trees aren't the species you were expecting.