On a pleasant 15-MAY-2007 afternoon walk along Mission Bay's "Boardwalk" we had an excellent opportunity to see how well a public walkway can be maintained with the Sidewalk Savers system of Diamond Cup Grinding. The "Boardwalk", of course, is actually made of concrete and it is used regularly by walkers, joggers, bicyclists, skate-boarders, in-line skaters, [...]