Wheel of Green & Vertical Octagon

What do all think of these set-ups for maximum useage of light and space on the Cannibus Culture forum?

Wheel of Green
http://forums.cannabisculture.com/forums/ubbthreads.php?ubb=showflat&Number=1303031#Post1303031


Vertical Octagon
http://forums.cannabisculture.com/forums/ubbthreads.php?ubb=showflat&Number=1340988#Post1340988

The first link looks more effective than the 2nd. because of space. I really like them both though. If I had the money and the space in my apt I would deffinantly do it, because it looks very effective.
Have you seen the grows with the lights horizontally and the rotating wheels/tubes of plants???

the links arent there...hmm i was gona build the wheel....you seen any other good diy
vert systems?