 ERG Group and the independent regulator attributed some of the delays to CityRail's complex fare structure.A replacement system, based on smart card technology, was first announced by the Government of New South Wales in 1996, with hopes of a system to be in place before the 2000 Summer Olympics.Like the seamless transition from paper to magnetic stripe tickets, it was initially anticipated the full range of existing magnetic-strip tickets (including TravelPass periodicals) would be brought across to the new contactless-smart-card platform.