Posted by Tran311sistor at 150.216.5.114 on March 11, 2004 at 15:09:33:
In Reply to: Light transmitting concrete posted by AshFan on March 11, 2004 at 15:03:35:
: Imagine sidewalks made of this stuff.... streets of gold.
or streets with a different advertisement every 6 feet, or with an advertisement that follows you.