I find it astounding that data input devices cost US$2600 each. I find it astounding that manual processes would add US$3 billion to the US$11 billion cost. That's about US$46 per person.<p>I bet you could do it cheaper with punch cards ( <a href="http://en.wikipedia.org/wiki/Herman_Hollerith" rel="nofollow">http://en.wikipedia.org/wiki/Herman_Hollerith</a> ).