以下是来自 http://www.microsoft.com/windows/windowsmedia/drm/9series/providers.aspx#application 的一段文字：

Application Developers

These independent software vendors incorporate Windows Media Rights Manager technology to their media players to allow the playback of streaming or downloaded protected digital media. There are over 450 million media applications that can playback content protected by Windows Media DRM.

Company
MusicMatch Leave this Web site
Real Jukebox Leave this Web site
RioPort Leave this Web site
Sonic Foundry Leave this Web site
Sonique Leave this Web site
Virtuosa Leave this Web site
WinAMP Leave this Web site

我理解的意思是：支持播放DRM保护内容的媒体播放器数量已超过450x1,000,000，也就是4亿5千万种！！！

是我英文水平太差？还是世界真有这么多种播放器？！