Melbourne commuters are watching with interest public disgust with public transport in another part of the world.
"We understand that people get angry when the service is delayed or canceled, but they absolutely can't attack a public service in this way," Gustavo Gago, a spokesman for rail company TBA, told local television.
Many passengers said the delays, caused by a broken down train, had cost them a day's work.
Argentina's dilapidated rail services are plagued by delays and travelers' anger sometimes erupts into violence.
What would it take?