Fake (I consider my self have a doubt about the photo and the technology at that time) or not, this very image create hope and imagination for our children. sending a message that YES WE CAN DO IT, WHY NOT.
That message probably what makes todays invention come to real, who could have known.
who could imagine that you can talk to your hand (while you are walking) and let someone thousands miles away listening to what you have to say.
Brain is such a powerful organs, it need stimulation from the user, and this image might somehow be that stimulant
'Inspirational' is just the exact word that this image provides