Strawberries would do very well in this system, as well as any kinds of herbs and greens. I'm trying out tomatoes on the top of it, but I really don't know how they'd do. I think a determinate variety would do very well up there. The huge indeterminate plants are probably just too big for this system.
We want to get back into podcasting, and we will. I'm glad to hear that you guys have loved listening to them.