timothy from the good-luck-up-there dept.
ansimon writes "Mike Melvill is chosen to fly SpaceShipOne to the outer limits of this rock that we call earth. Mike will be the first to earn his astronaut wings with a privately-developed aeroplane/rocket. A new era of space exploration is about to begin! Godspeed and come back safe, so the rest of us can go too..."
Computers are unreliable, but humans are even more unreliable.
Any system which depends on human reliability is unreliable.