Original sentence: Despite some improvement since 2004, the infrastructure improvements is not expected to be totally completed until 2010.In the years following the 2000 Summer Olympics, CityRail's performance declined significantly.Public anger resulted in the introduction of a new timetable, the employment of more drivers and a large infrastructure project.The service is mainly used by tourists because it covers too small an area to be useful for commuters.There is also a monorail which runs in a loop around the main shopping district and Darling Harbour
Edited sentence: CityRail has a reputation for unreliability based partly on the fact that infrastructure needs were completely neglected for 40 years while money was spent on expensive new (but vote-winning) rolling stock.The service is mainly used by tourists and locals resent it because of its visual impact.There is also a much disliked monorail which runs in a loop around the main shopping district and Darling Harbour