Apple AirPods Pro 3: First Impressions
Hegel H150 Integrated Amplifier Officially Announced
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Sponsored: Pulsar 121
CH Precision and Audiovector with TechDAS at High End Munich 2025
KLH Model 7 Loudspeaker Debuts at High End Munich 2025
Sponsored: Symphonia
Where Measurements and Performance Meet featuring Andrew Jones
Sponsored: Symphonia Colors

LATEST ADDITIONS

Watermark Patent Awarded

There appears to be nothing more important to the music business today than controlling the distribution and use of digital content on the web and in the home. Proprietary schemes to prevent or control the use of audio files have become hot commodities and valuable assets for many companies. <A HREF="http://www.liquidaudio.com">Liquid Audio</A> recently announced that the US Patent Office has awarded the company a patent (#6,219,634) for its watermark technique used for distributing secure digital music files.

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Copy-Protecting CDs Begins

In what is intended to have the biggest impact yet on the thriving "rip, mix, burn" lifestyle, <A HREF="http://www.macrovision.com">Macrovision</A&gt; has revealed that several record labels have been secretly putting its copy protection system onto new CD releases since around March of this year (see <A HREF="http://www.stereophile.com/news/10985/">previous report</A>). The process, called SafeAudio, is a Macrovision registered trademark and is intended to prevent the copying of CDs, or tracks from CDs, onto CD-R discs and computer hard drives. The technology was developed jointly by Macrovision and <A HREF="http://www.ttrtech.com">TTR Technologies</A>.

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Fine Tunes #37

I have to remember how seriously audiophiles follow Stereophile. Reader David Zappardon's (davida@gscyclone.com) e-mail to me began with "Hello, my friend." But I have to admit to feeling some guilt when he yowled that he'd wasted two fruitless hours of his time looking for the silver-bearing conductive grease I'd mentioned in the October 2000 "Fine Tunes."
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