3 links have been added on this idea.
  1. After dreaming one night about flexible sidewalks made of rubber and later seeing the interlocking rubber flooring at a health club, Richard Valeriano, who as a public works director in Santa Monica, came up with the idea of rubber sidewalks. But…

  2. Great idea and this was a thing years ago, why then never caught on I don’t know. maybe they pollute or break easily?