The US government has shut down one of the world's most popular file-sharing websites for allegedly violating piracy laws, as police arrested MegaUpload.com's co-founders and another staff member in New Zealand.<br /><br />The suspects are accused of engaging in a scheme that cost copyright holders more than $500mn in lost revenue and of generating over $175m in proceeds from subscriptions and advertising,<br /><br />Al Jazeera's Matt Moore reports.
