from the i'll-give-it-to-you-for-$99B dept.
coondoggie writes "The asteroid NASA says is about the half the size of a football field that will blow past Earth on Feb 15 could be worth up to $195 billion in metals and propellant. That's what the scientists at Deep Space Industries, a company that wants to mine these flashing hunks of space materials, thinks the asteroid known as 2012 DA14 is worth — if they could catch it."
Computers are unreliable, but humans are even more unreliable.
Any system which depends on human reliability is unreliable.