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Because this is a popular topic around here...
While municipal bike-sharing has thrived from Paris to São Paulo, Rome’s Roma’n’bike has been hobbled by crooks, politics, and geography — the city sits on its famous seven hills — combined with residents’ reluctance to abandon cars and scooters. “Romans don’t like to show up anywhere sweaty from a bike ride,” says Federico Niglia, a history professor at Luiss University who owns a bike but rarely pedals. “You have theft, bureaucracy, political wrangling. The same problems that plague the country are dooming bike-sharing.” — Bloomberg BusinessWeek(Read "Rome's Bike-Sharing Program Is a Bust" here)