This is a bit off-topic, but Kerbal Space Program is the best piece of software I've seen in the past 10 years, hands down. I've been playing it for the past f

This is a bit off-topic, but Kerbal Space Program is the best piece of software I've seen in the past 10 years, hands down. I've been playing it for the past few months and I'm absolutely hooked; it's Lego for space -- how can you go wrong?