instrumental dexterity

           "Roadkill animals in
         counterpoint exhibit 
                     useful & unique 
                properties," said 
        Tesla. "They are the 
                  very wheel-work of 
            nature; &, since every-
      thing about them works 
                     simultaneously, they 
           usually pay for themselves 
          within a year despite an 
                 increasing delay & a de-
                      creasing delivery ratio."