Williams and Reznor were trying to follow the lead of Radiohead by distributing music online without the backing of a label. Like the British supergroup, Williams made the album available for free in one version but he also offered the option of buying a higher-quality digital download for $5. The promotions were groundbreaking and plenty of people predicted that a profitable outcome would convince many musicians to drop their labels and use the Internet to distribute their own artistic creations. And then Reznor ended the hoopla last week when he reported on his blog that 154,449 people had downloaded NiggyTardust...