Even if you don't own an iPod, it can be easy to get sucked into the AAC trap. It's the default format used by the popular iTunes Software to rip CDs, and the program will prompt you to convert WMAs ...

Audio files come in a number of different formats. Some are lossy, such as AAC and MP3; they save space compared to the original files, but some of the original data is lost during compression. Some ...

Digital sound is nothing more than numbers. What separates one container from another is how those numbers are packed, how much data (if any) is thrown away, and which devices understand the result.