> http://www.gizmag.com/circular-tower-concept-taichung-city/20229/picture/= 145433/ A pointless building. Literally ;-). Looks like fun. Spin for gravity, walk om outer :-). Ringworld engineers. Scrith would be handy. I've visited Taichung twice. FWIW. Russell --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .