This is an interesting vision. Not concrete in a lot of ways, but you a lot of the core ideas seem at least somewhat plausible: http://marshallbrain.com/manna1.

This is an interesting vision. Not concrete in a lot of ways, but you a lot of the core ideas seem at least somewhat plausible: http://marshallbrain.com/manna1.htm http://marshallbrain.com/manna1.htm The first story seems more plausible than the second, but I hope the future looks more like the second.