Piaggio Australia announce plans for the HyS hybrid range of scooters in 2008.Piaggio AustraliaItalian manufacturer Piaggio, the maker of Vespa, has launched an environmentally friendly hybrid scooter by mechanically and electronically linking a traditional combustion engine with an electric motor.The new design, which has a working title of HyS (Hybrid Scooter), allows the petrol engine to work