A British student faces 10 years jail in the US for his "illegal" website listing places where films and TV shows could be downloaded.
Legal experts told the Daily Mail newspaper this was not an offence under British law, and he did not download any of the entertainment himself.
Yet the student could spend 10 years in an American jail after he lost his fight against extradition yesterday.
O'Dwyer's mother Julia wept outside Westminster magistrates' court after a judge ruled there was no legal bar to sending her son for trial.
The US Immigration and Customs Enforcement agency wants to prosecute him on two counts of breaching copyright, each carrying a maximum five-year sentence.
His website, TVShack.net, earned 15,000 ($29,000) a month from advertising.