It achieves better sound quality than the MP3 format when compared at the same bit-rate. m4a extension.ĪAC was devised as the successor to the MP3 standard.
While Amazon sells songs in the MP3 format with a 256 kbit/s variable bit-rate, iTunes songs are encoded 256 kbit/s AAC streams in an mp4 wrapper, using the. In comparison, Apple says the iTunes Store now contains over 6 million songs. Music tracks sold after March 2009 do not include Apple's FairPlay DRM technology and are referred to as iTunes Plus Products.Amazon MP3 offers DRM-free downloads of over 2 million songs from 180,000 artists and 20,000 labels. Four of those rules apply to products protected by digital rights management technology, including music sold through the iTunes store before early 2009 and movies and TV shows sold at any time. The "Usage Rules" heading contains six rules. You agree not to access the Service by any means other than through software that is provided by Apple for accessing the Service. Usage Rules may be controlled and monitored by Apple for compliance purposes, and Apple reserves the right to enforce the Usage Rules without notice to you. You agree not to violate, circumvent, reverse-engineer, decompile, disassemble, or otherwise tamper with any of the security technology related to such Usage Rules for any reason-or to attempt or assist another person to do so. Apple reserves the right to modify the Usage Rules at any time. Any security technology is an inseparable part of the Products. You agree that the Service and certain Products include security technology that limits your use of Products and that, whether or not Products are limited by security technology, you shall use Products in compliance with the applicable usage rules established by Apple and its licensors (“Usage Rules”), and that any other use of the Products may constitute a copyright infringement. If you decide after a few listens that you hate the album, well, tough.
If you buy a digital album from an online service such as the iTunes store, Amazon MP3, or eMusic, you have no legal right to lend that album to a friend, as you could if you had purchased a CD. Digital music downloads (just like movies and TV shows and books) come with a completely different, much more limited set of rights. In simpler terms, "you bought it, you own it" (and because first sale also applies to gifts, "they gave it to you, you own it" is also true).īut the first-sale doctrine only applies to tangible goods, such as CDs. Nce you've acquired a lawfully-made CD or book or DVD, you can lend, sell, or give it away without having to get permission from the copyright owner. Fred von Lohmann of the Electronic Frontier Foundation explains those rights: Why does it matter? If you buy a CD in the United States, Section 109 of the Copyright Act gives you very specific rights under the first-sale doctrine.
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