In the making since 2009 and seen last year for the first time, Japan’s leading toilet maker, Toto, finally revels its poo-powered three-wheeled toilet bike, rather a trike. The bike that looks like a big toilet seat on three wheels is called Neo. With its unveiling, Toto has started a green revolution with a difference in Japan. However, the bike (or say trike) lovers have to flush design considerations do ...