Case in point: MP3 players. Music downloaded and saved to ... The development of lossless file formats (such as FLAC) and cheap ample multi-gigabyte storage have made portable high-fidelity ...

Amazing. It’s a great build, and considering both cassette tapes and cheap MP3 players can be found in the trash these days, it’s something that should be hard to replicate.

Here’s how it works. The best MP3 players transform your music to superior high-resolution sound, thanks to built-in digital-to-analog converters (DACs) and the fact that, well, they're not your ...