Gulfstream

http://news.yahoo.com/s/ap/20060726/ap_on_re_us/rubber_sidewalks The surprising advantages of rubber sidewalks: they last longer than concrete (in areas with lots of tree roots and/or snow clearing), they’re environmentally friendly (they’re made from old car tires, and weigh a quarter of the equivalent in concrete) and they’re easier on the joints. I wonder how well wheels roll on them—will they serve as anti-skater devices as well? (Looks like Yahoo News is finally using some sensible URLs.) 07:44