...typified by extrapolations based on assumptions that machine properties are invariant. For example: The human memory is a filing system that has a far...thousand of its tubes would fail and have to be replaced. (Troll, 1954) The point is tied to the vacuum tube (the article was written in 1954) and has therefore...

...built. A mechanical brain that had as many tubes or relays as the human brain has nerve cells tsome ten billion) would not fit into the Empire State Building....thousand of its tubes would fail and have to be replaced. tTroll. 1954) The point is tied to the vacuum tube tthe article was written in 1954) and has therefore...