[vacri]

'Landing on the moon' simply isn't as simple as the slogan makes out. The project took 4% of the USA's GDP to complete...

[makmanalp]

Yep, I agree it wasn't simple at all, but what percent of world GDP did me with a macbook with chrome on it connecting to Facebook to post a message take?

Again, building a one-off is easier than a consumer-ready working system deployed across millions of locations that is owned by no central authority and has to run continually. That's why we had SHRDLU (https://www.youtube.com/watch?v=QAJz4YKUwqw and http://hci.stanford.edu/winograd/shrdlu/) and The Mother of All Demos (https://www.youtube.com/watch?v=yJDv-zdhzMY) years ahead of their time. That was my point.