Reaching other stars isn't impossible with attainable tech, nor is a Mars base. A light sail and a bunch of lasers to power it would let a ship travel between stars in a lifetime or two. And the research that would enable that ship or base to sustain itself might come in handy if the earth gets a bit less friendly,…

thanks, you saved me 10 minutes in my day not having to reply to him myself

We learned and created a whole lot the first time around. Countless aspects of our daily lives - especially when it comes to technology - can be traced indirectly back to technological advances made in the effort to get to the moon. Here's an article about the direct benefits of NASA technology: http://www.discovery.co…