After Steve Jobs began publicly chiding music publishers, iTunes began offering DRM-free songs in April 2007.

2007年初乔布斯曾公开批评音乐发行商，此后，iTunes从2007年4月开始提供没有数字版权管理（DRM）的音乐。

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So of the four big record labels, or majors, it has the least to lose by moving to DRM-free digital downloads.

因此，在四大唱片公司中，百代转战无DRM技术的数字音乐下载损失最少。

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The MP3 uploader accepts MP3 or AAC files, but they must be DRM-free (.wma, .wav, .ogg and others are not supported)

MP3上传器只支持MP3和AAC格式，而且必须是DRM-free的。

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Finding the Future of Digital Book Publishing is available DRM-free at the DBW Store.

FORBES: How the People Saved Book Publishing

Also, a company called eMusic has some 2 million MP3s in their catalog that you can buy DRM-free.

NPR: Apple's Jobs Argues Against Song Protections

The responses on Twitter were split three-to-one in favor of DRM-free (literally I got responses from four people).

FORBES: Move up http://i.forbesimg.com t Move down