yah, concrete is hard on your feet....... the plus side of it during the winter it could be a "solar" heat sink for the green house, especially if your were to paint it a dark color. I like the crushed stone because you can easily rinse it down with a hose if need be.
Benjamin Franklin’s admonition made over 200 years ago when he said, “Security and freedom are not the same thing… in fact just the opposite. The more security you seek, the less freedom you have. The people with the most security are in jail. That’s why they call it maximum security.”
